Home / 24,769.60-34,181.68-13,439.12

Finding the Fourth Proportional to 24,769.60, 34,181.68 and 13,439.12

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Solution

The fourth proportional to 24,769.60, 34,181.68 and 13,439.12 is: 18,545.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,769.60 : 34,181.68 = 13,439.12 : x
  2. Step 2: Convert to fraction form
    24,769.60/34,181.68 = 13,439.12/x
  3. Step 3: Cross multiply
    24,769.60x = 34,181.68 × 13,439.12
  4. Step 4: Simplify right side
    24,769.60x = 459,371,616.15
  5. Step 5: Solve for x
    x = 459,371,616.15/24,769.60
  6. Step 6: Final answer
    x = 18,545.78

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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.