Home / 26,314.12-39,469.90-9,672.87

Finding the Fourth Proportional to 26,314.12, 39,469.90 and 9,672.87

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Solution

The fourth proportional to 26,314.12, 39,469.90 and 9,672.87 is: 14,508.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,314.12 : 39,469.90 = 9,672.87 : x
  2. Step 2: Convert to fraction form
    26,314.12/39,469.90 = 9,672.87/x
  3. Step 3: Cross multiply
    26,314.12x = 39,469.90 × 9,672.87
  4. Step 4: Simplify right side
    26,314.12x = 381,787,211.61
  5. Step 5: Solve for x
    x = 381,787,211.61/26,314.12
  6. Step 6: Final answer
    x = 14,508.83

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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.