Home / 24,442.70-36,708.60-21,380.90

Finding the Fourth Proportional to 24,442.70, 36,708.60 and 21,380.90

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Solution

The fourth proportional to 24,442.70, 36,708.60 and 21,380.90 is: 32,110.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,442.70 : 36,708.60 = 21,380.90 : x
  2. Step 2: Convert to fraction form
    24,442.70/36,708.60 = 21,380.90/x
  3. Step 3: Cross multiply
    24,442.70x = 36,708.60 × 21,380.90
  4. Step 4: Simplify right side
    24,442.70x = 784,862,905.74
  5. Step 5: Solve for x
    x = 784,862,905.74/24,442.70
  6. Step 6: Final answer
    x = 32,110.32

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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.