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Finding the Third Proportional to 7,972.50 and 14,802

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Solution

The third proportional to 7,972.50 and 14,802 is: 27,481.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972.50 : 14,802 = 14,802 : x
  2. Step 2: Convert to fraction form
    7,972.50/14,802 = 14,802/x
  3. Step 3: Cross multiply
    7,972.50x = 14,802 × 14,802
  4. Step 4: Simplify right side
    7,972.50x = 219,099,204
  5. Step 5: Solve for x
    x = 219,099,204/7,972.50
  6. Step 6: Final answer
    x = 27,481.87

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.