Home / 17,731.50-24,471.90-11,442.66

Finding the Fourth Proportional to 17,731.50, 24,471.90 and 11,442.66

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Solution

The fourth proportional to 17,731.50, 24,471.90 and 11,442.66 is: 15,792.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,731.50 : 24,471.90 = 11,442.66 : x
  2. Step 2: Convert to fraction form
    17,731.50/24,471.90 = 11,442.66/x
  3. Step 3: Cross multiply
    17,731.50x = 24,471.90 × 11,442.66
  4. Step 4: Simplify right side
    17,731.50x = 280,023,631.25
  5. Step 5: Solve for x
    x = 280,023,631.25/17,731.50
  6. Step 6: Final answer
    x = 15,792.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.