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Finding the Third Proportional to 7,508 and 13,760

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Solution

The third proportional to 7,508 and 13,760 is: 25,218.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508 : 13,760 = 13,760 : x
  2. Step 2: Convert to fraction form
    7,508/13,760 = 13,760/x
  3. Step 3: Cross multiply
    7,508x = 13,760 × 13,760
  4. Step 4: Simplify right side
    7,508x = 189,337,600
  5. Step 5: Solve for x
    x = 189,337,600/7,508
  6. Step 6: Final answer
    x = 25,218.11

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Why These Related Problems?

These problems maintain the same ratio (1.83) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.