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Finding the Fourth Proportional to 15,660.62, 23,496.05 and 5,800.62

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Solution

The fourth proportional to 15,660.62, 23,496.05 and 5,800.62 is: 8,702.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,660.62 : 23,496.05 = 5,800.62 : x
  2. Step 2: Convert to fraction form
    15,660.62/23,496.05 = 5,800.62/x
  3. Step 3: Cross multiply
    15,660.62x = 23,496.05 × 5,800.62
  4. Step 4: Simplify right side
    15,660.62x = 136,291,657.55
  5. Step 5: Solve for x
    x = 136,291,657.55/15,660.62
  6. Step 6: Final answer
    x = 8,702.83

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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.