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Finding the Fourth Proportional to 15,230.66, 22,847.82 and 5,367.90

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Solution

The fourth proportional to 15,230.66, 22,847.82 and 5,367.90 is: 8,052.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,230.66 : 22,847.82 = 5,367.90 : x
  2. Step 2: Convert to fraction form
    15,230.66/22,847.82 = 5,367.90/x
  3. Step 3: Cross multiply
    15,230.66x = 22,847.82 × 5,367.90
  4. Step 4: Simplify right side
    15,230.66x = 122,644,812.98
  5. Step 5: Solve for x
    x = 122,644,812.98/15,230.66
  6. Step 6: Final answer
    x = 8,052.49

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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.