Finding the Third Proportional to 15,135.75 and 19,635.75
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Solution
The third proportional to 15,135.75 and 19,635.75 is: 25,473.64
Step by Step Solution
- Step 1: Write the proportion equation
15,135.75 : 19,635.75 = 19,635.75 : x - Step 2: Convert to fraction form
15,135.75/19,635.75 = 19,635.75/x - Step 3: Cross multiply
15,135.75x = 19,635.75 × 19,635.75 - Step 4: Simplify right side
15,135.75x = 385,562,678.06 - Step 5: Solve for x
x = 385,562,678.06/15,135.75 - Step 6: Final answer
x = 25,473.64
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These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.