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Finding the Fourth Proportional to 15,593.58, 23,375.78 and 5,730.21

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Solution

The fourth proportional to 15,593.58, 23,375.78 and 5,730.21 is: 8,589.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,593.58 : 23,375.78 = 5,730.21 : x
  2. Step 2: Convert to fraction form
    15,593.58/23,375.78 = 5,730.21/x
  3. Step 3: Cross multiply
    15,593.58x = 23,375.78 × 5,730.21
  4. Step 4: Simplify right side
    15,593.58x = 133,948,099.66
  5. Step 5: Solve for x
    x = 133,948,099.66/15,593.58
  6. Step 6: Final answer
    x = 8,589.95

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1.5x scale

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.