Finding the Third Proportional to 10,122.75 and 20,427.75
Calculator
Solution
The third proportional to 10,122.75 and 20,427.75 is: 41,223.28
Step by Step Solution
- Step 1: Write the proportion equation
10,122.75 : 20,427.75 = 20,427.75 : x - Step 2: Convert to fraction form
10,122.75/20,427.75 = 20,427.75/x - Step 3: Cross multiply
10,122.75x = 20,427.75 × 20,427.75 - Step 4: Simplify right side
10,122.75x = 417,292,970.06 - Step 5: Solve for x
x = 417,292,970.06/10,122.75 - Step 6: Final answer
x = 41,223.28
Related Problems
Find third proportional to 5,061.38 and 10,213.88
Half scale
Find third proportional to 20,245.50 and 40,855.50
Double scale
Find third proportional to 10,125 and 20,432
Similar ratio
Find third proportional to 15,184.13 and 30,641.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.