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Finding the Third Proportional to 9,511.17 and 15,616.55

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Solution

The third proportional to 9,511.17 and 15,616.55 is: 25,641.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,511.17 : 15,616.55 = 15,616.55 : x
  2. Step 2: Convert to fraction form
    9,511.17/15,616.55 = 15,616.55/x
  3. Step 3: Cross multiply
    9,511.17x = 15,616.55 × 15,616.55
  4. Step 4: Simplify right side
    9,511.17x = 243,876,536.30
  5. Step 5: Solve for x
    x = 243,876,536.30/9,511.17
  6. Step 6: Final answer
    x = 25,641.06

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.