Home / 27,631.14-41,414.24-12,808.86

Finding the Fourth Proportional to 27,631.14, 41,414.24 and 12,808.86

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Solution

The fourth proportional to 27,631.14, 41,414.24 and 12,808.86 is: 19,198.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,631.14 : 41,414.24 = 12,808.86 : x
  2. Step 2: Convert to fraction form
    27,631.14/41,414.24 = 12,808.86/x
  3. Step 3: Cross multiply
    27,631.14x = 41,414.24 × 12,808.86
  4. Step 4: Simplify right side
    27,631.14x = 530,469,234.19
  5. Step 5: Solve for x
    x = 530,469,234.19/27,631.14
  6. Step 6: Final answer
    x = 19,198.24

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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.