Home / 13,478.11-20,217.17-6,073.91

Finding the Fourth Proportional to 13,478.11, 20,217.17 and 6,073.91

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Solution

The fourth proportional to 13,478.11, 20,217.17 and 6,073.91 is: 9,110.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,478.11 : 20,217.17 = 6,073.91 : x
  2. Step 2: Convert to fraction form
    13,478.11/20,217.17 = 6,073.91/x
  3. Step 3: Cross multiply
    13,478.11x = 20,217.17 × 6,073.91
  4. Step 4: Simplify right side
    13,478.11x = 122,797,300.73
  5. Step 5: Solve for x
    x = 122,797,300.73/13,478.11
  6. Step 6: Final answer
    x = 9,110.87

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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.