Finding the Third Proportional to 18,916 and 41,153
Calculator
Solution
The third proportional to 18,916 and 41,153 is: 89,531.05
Step by Step Solution
- Step 1: Write the proportion equation
18,916 : 41,153 = 41,153 : x - Step 2: Convert to fraction form
18,916/41,153 = 41,153/x - Step 3: Cross multiply
18,916x = 41,153 × 41,153 - Step 4: Simplify right side
18,916x = 1,693,569,409 - Step 5: Solve for x
x = 1,693,569,409/18,916 - Step 6: Final answer
x = 89,531.05
Related Problems
Find third proportional to 9,458 and 20,576.50
Half scale
Find third proportional to 37,832 and 82,306
Double scale
Find third proportional to 18,918 and 41,157
Similar ratio
Find third proportional to 28,374 and 61,729.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.