Home / 24,137.20-36,183.12-12,447.28

Finding the Fourth Proportional to 24,137.20, 36,183.12 and 12,447.28

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Solution

The fourth proportional to 24,137.20, 36,183.12 and 12,447.28 is: 18,659.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,137.20 : 36,183.12 = 12,447.28 : x
  2. Step 2: Convert to fraction form
    24,137.20/36,183.12 = 12,447.28/x
  3. Step 3: Cross multiply
    24,137.20x = 36,183.12 × 12,447.28
  4. Step 4: Simplify right side
    24,137.20x = 450,381,425.91
  5. Step 5: Solve for x
    x = 450,381,425.91/24,137.20
  6. Step 6: Final answer
    x = 18,659.22

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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.