Question

if 25,35,x are in proportion,fimd the value of x

Answer 1

We are given 25,35 & x are in proportion
so, 25/35 = 35/x
so, x = 35*35/25
     x = 49

I'm  sure

Answer 2

35²=25*x
x=35²/25
=1225/25
=49