Home / 16,489.28-24,734.96-5,392.96

Finding the Fourth Proportional to 16,489.28, 24,734.96 and 5,392.96

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Solution

The fourth proportional to 16,489.28, 24,734.96 and 5,392.96 is: 8,089.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,489.28 : 24,734.96 = 5,392.96 : x
  2. Step 2: Convert to fraction form
    16,489.28/24,734.96 = 5,392.96/x
  3. Step 3: Cross multiply
    16,489.28x = 24,734.96 × 5,392.96
  4. Step 4: Simplify right side
    16,489.28x = 133,394,649.88
  5. Step 5: Solve for x
    x = 133,394,649.88/16,489.28
  6. Step 6: Final answer
    x = 8,089.78

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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.