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Finding the Third Proportional to 15,616 and 23,408

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Solution

The third proportional to 15,616 and 23,408 is: 35,088.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,616 : 23,408 = 23,408 : x
  2. Step 2: Convert to fraction form
    15,616/23,408 = 23,408/x
  3. Step 3: Cross multiply
    15,616x = 23,408 × 23,408
  4. Step 4: Simplify right side
    15,616x = 547,934,464
  5. Step 5: Solve for x
    x = 547,934,464/15,616
  6. Step 6: Final answer
    x = 35,088.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.