Finding the Third Proportional to 18,717.75 and 20,337.75
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Solution
The third proportional to 18,717.75 and 20,337.75 is: 22,097.96
Step by Step Solution
- Step 1: Write the proportion equation
18,717.75 : 20,337.75 = 20,337.75 : x - Step 2: Convert to fraction form
18,717.75/20,337.75 = 20,337.75/x - Step 3: Cross multiply
18,717.75x = 20,337.75 × 20,337.75 - Step 4: Simplify right side
18,717.75x = 413,624,075.06 - Step 5: Solve for x
x = 413,624,075.06/18,717.75 - Step 6: Final answer
x = 22,097.96
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These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.