Home / 24,424.60-36,608.10-12,731.80

Finding the Fourth Proportional to 24,424.60, 36,608.10 and 12,731.80

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Solution

The fourth proportional to 24,424.60, 36,608.10 and 12,731.80 is: 19,082.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,424.60 : 36,608.10 = 12,731.80 : x
  2. Step 2: Convert to fraction form
    24,424.60/36,608.10 = 12,731.80/x
  3. Step 3: Cross multiply
    24,424.60x = 36,608.10 × 12,731.80
  4. Step 4: Simplify right side
    24,424.60x = 466,087,007.58
  5. Step 5: Solve for x
    x = 466,087,007.58/24,424.60
  6. Step 6: Final answer
    x = 19,082.69

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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.