Home / 26,379.42-39,562.98-12,349.14

Finding the Fourth Proportional to 26,379.42, 39,562.98 and 12,349.14

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Solution

The fourth proportional to 26,379.42, 39,562.98 and 12,349.14 is: 18,520.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,379.42 : 39,562.98 = 12,349.14 : x
  2. Step 2: Convert to fraction form
    26,379.42/39,562.98 = 12,349.14/x
  3. Step 3: Cross multiply
    26,379.42x = 39,562.98 × 12,349.14
  4. Step 4: Simplify right side
    26,379.42x = 488,568,584.17
  5. Step 5: Solve for x
    x = 488,568,584.17/26,379.42
  6. Step 6: Final answer
    x = 18,520.83

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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.