Question

Ratio and Proportion
Mean proportional of 3, 27 and 4, D.​

Answer 1

Answer:

solution

here

3,27and 4,d are in proportional

Step-by-step explanation:

so

3:27=4:d

3\27=4\d

or,d×3=27×4

or,d=27×4\3

or,d=9×4

or,d=36