Finding the Third Proportional to 18,744.75 and 39,210.75
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Solution
The third proportional to 18,744.75 and 39,210.75 is: 82,022.06
Step by Step Solution
- Step 1: Write the proportion equation
18,744.75 : 39,210.75 = 39,210.75 : x - Step 2: Convert to fraction form
18,744.75/39,210.75 = 39,210.75/x - Step 3: Cross multiply
18,744.75x = 39,210.75 × 39,210.75 - Step 4: Simplify right side
18,744.75x = 1,537,482,915.56 - Step 5: Solve for x
x = 1,537,482,915.56/18,744.75 - Step 6: Final answer
x = 82,022.06
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These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.