Home / 27,910.91-41,872.11-9,192.05

Finding the Fourth Proportional to 27,910.91, 41,872.11 and 9,192.05

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Solution

The fourth proportional to 27,910.91, 41,872.11 and 9,192.05 is: 13,789.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,910.91 : 41,872.11 = 9,192.05 : x
  2. Step 2: Convert to fraction form
    27,910.91/41,872.11 = 9,192.05/x
  3. Step 3: Cross multiply
    27,910.91x = 41,872.11 × 9,192.05
  4. Step 4: Simplify right side
    27,910.91x = 384,890,441.92
  5. Step 5: Solve for x
    x = 384,890,441.92/27,910.91
  6. Step 6: Final answer
    x = 13,789.96

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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.