Finding the Third Proportional to 18,135.75 and 39,105.75
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Solution
The third proportional to 18,135.75 and 39,105.75 is: 84,322.94
Step by Step Solution
- Step 1: Write the proportion equation
18,135.75 : 39,105.75 = 39,105.75 : x - Step 2: Convert to fraction form
18,135.75/39,105.75 = 39,105.75/x - Step 3: Cross multiply
18,135.75x = 39,105.75 × 39,105.75 - Step 4: Simplify right side
18,135.75x = 1,529,259,683.06 - Step 5: Solve for x
x = 1,529,259,683.06/18,135.75 - Step 6: Final answer
x = 84,322.94
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.