Engineering Homework: Rx=? to get maximum power transfer at point M

[Michael_0039]

Homework Statement

Homework: Rx=? to get maximum power transfer at point M

Relevant Equations

nil

Hi,

after calculations I end up in the circuit below¨ (Thevenin equivalent)

So now I have to say Rth=RL and I will find Rx ?The initial circuit is this:

Thanks

 

[NascentOxygen]

So now I have to say Rth=RL and I will find Rx ?

If your working is correct, that's how you solve it, yes. I haven't checked your working.

 

[Michael_0039]

.

 

[Michael_0039]

By the way I think this is the way to solve, because we have 2 resistors in parallel:

Edit
I mean this:

 

[cnh1995]

By the way I think this is the way to solve, because we have 2 resistors in parallel:

View attachment 251873
Edit
I mean this:

View attachment 251874

I agree with your calculations and reasoning.