Answer: Not reasonable
Answer:
No, it isn't a reasonable scale.
Step-by-step explanation:
if the scale is 1in=4in then 12 by 24 paper should equal a 48 by 96 painting. That is not the case since the painting is 48 by 120.
A more appropriate scale for a 1=4 ratio would be 12 by 30.
I hope this helps!