Finding the Third Proportional to 11,215.13 and 14,757.19
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Solution
The third proportional to 11,215.13 and 14,757.19 is: 19,417.94
Step by Step Solution
- Step 1: Write the proportion equation
11,215.13 : 14,757.19 = 14,757.19 : x - Step 2: Convert to fraction form
11,215.13/14,757.19 = 14,757.19/x - Step 3: Cross multiply
11,215.13x = 14,757.19 × 14,757.19 - Step 4: Simplify right side
11,215.13x = 217,774,582.91 - Step 5: Solve for x
x = 217,774,582.91/11,215.13 - Step 6: Final answer
x = 19,417.94
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These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.