Home / 14,793.39-22,179.15-5,428.47

Finding the Fourth Proportional to 14,793.39, 22,179.15 and 5,428.47

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Solution

The fourth proportional to 14,793.39, 22,179.15 and 5,428.47 is: 8,138.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,793.39 : 22,179.15 = 5,428.47 : x
  2. Step 2: Convert to fraction form
    14,793.39/22,179.15 = 5,428.47/x
  3. Step 3: Cross multiply
    14,793.39x = 22,179.15 × 5,428.47
  4. Step 4: Simplify right side
    14,793.39x = 120,398,933.57
  5. Step 5: Solve for x
    x = 120,398,933.57/14,793.39
  6. Step 6: Final answer
    x = 8,138.70

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1.5x scale

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.