Home / 24,874.76-34,331.46-15,921.80

Finding the Fourth Proportional to 24,874.76, 34,331.46 and 15,921.80

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Solution

The fourth proportional to 24,874.76, 34,331.46 and 15,921.80 is: 21,974.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,874.76 : 34,331.46 = 15,921.80 : x
  2. Step 2: Convert to fraction form
    24,874.76/34,331.46 = 15,921.80/x
  3. Step 3: Cross multiply
    24,874.76x = 34,331.46 × 15,921.80
  4. Step 4: Simplify right side
    24,874.76x = 546,618,639.83
  5. Step 5: Solve for x
    x = 546,618,639.83/24,874.76
  6. Step 6: Final answer
    x = 21,974.83

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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.