Home / 12,534.20-18,793.97-4,743.62

Finding the Fourth Proportional to 12,534.20, 18,793.97 and 4,743.62

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Solution

The fourth proportional to 12,534.20, 18,793.97 and 4,743.62 is: 7,112.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534.20 : 18,793.97 = 4,743.62 : x
  2. Step 2: Convert to fraction form
    12,534.20/18,793.97 = 4,743.62/x
  3. Step 3: Cross multiply
    12,534.20x = 18,793.97 × 4,743.62
  4. Step 4: Simplify right side
    12,534.20x = 89,151,451.97
  5. Step 5: Solve for x
    x = 89,151,451.97/12,534.20
  6. Step 6: Final answer
    x = 7,112.66

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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.