Home / 28,377.18-42,551.33-16,534.71

Finding the Fourth Proportional to 28,377.18, 42,551.33 and 16,534.71

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Solution

The fourth proportional to 28,377.18, 42,551.33 and 16,534.71 is: 24,793.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,377.18 : 42,551.33 = 16,534.71 : x
  2. Step 2: Convert to fraction form
    28,377.18/42,551.33 = 16,534.71/x
  3. Step 3: Cross multiply
    28,377.18x = 42,551.33 × 16,534.71
  4. Step 4: Simplify right side
    28,377.18x = 703,573,818.99
  5. Step 5: Solve for x
    x = 703,573,818.99/28,377.18
  6. Step 6: Final answer
    x = 24,793.65

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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.