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Finding the Third Proportional to 4,702.50 and 10,932

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Solution

The third proportional to 4,702.50 and 10,932 is: 25,413.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.50 : 10,932 = 10,932 : x
  2. Step 2: Convert to fraction form
    4,702.50/10,932 = 10,932/x
  3. Step 3: Cross multiply
    4,702.50x = 10,932 × 10,932
  4. Step 4: Simplify right side
    4,702.50x = 119,508,624
  5. Step 5: Solve for x
    x = 119,508,624/4,702.50
  6. Step 6: Final answer
    x = 25,413.85

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.