That’s the answer because I couldn’t type it out! Hope it helped!
Answer:
81, i think.
Step-by-step explanation:
Set them up like this example:
4 8
_ = _
6 12
cross multiply by multiplying 4 by 12 and 6 by 8.
If they are equal then it is proportional.
Answer:
The value of X is 
Step-by-step explanation:
Given : 
To find : The value of X ?
Solution :

Converting ratios into fraction,


Cross multiply,



Therefore, The value of X is 