Home / 24,532.20-36,701.10-21,281.40

Finding the Fourth Proportional to 24,532.20, 36,701.10 and 21,281.40

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Solution

The fourth proportional to 24,532.20, 36,701.10 and 21,281.40 is: 31,837.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,532.20 : 36,701.10 = 21,281.40 : x
  2. Step 2: Convert to fraction form
    24,532.20/36,701.10 = 21,281.40/x
  3. Step 3: Cross multiply
    24,532.20x = 36,701.10 × 21,281.40
  4. Step 4: Simplify right side
    24,532.20x = 781,050,789.54
  5. Step 5: Solve for x
    x = 781,050,789.54/24,532.20
  6. Step 6: Final answer
    x = 31,837.78

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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.