Question

Find the fourth proportional to 4 9 12 the answer will be 27

Answer 1

U already have the answer i.e. 27 but here’s the method ..

Sol.
4:9::12:x
product of extreme terms = product of mean terms
4x = 9*12
4x=108
x = 108÷4
x = 27

Solution :- 4:9::12:27

Plz mark as Brainliest ..
Happy to help

Answer 2

Answer:

4:9:12:x

=a×d=b×c

=4x = 9×12

=4x = 108

=x = 108/4

=x = 27.

If you think it was helpful, mark as a brainliest answer.