Home / 27,834.43-41,747.58-9,115.20

Finding the Fourth Proportional to 27,834.43, 41,747.58 and 9,115.20

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Solution

The fourth proportional to 27,834.43, 41,747.58 and 9,115.20 is: 13,671.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,834.43 : 41,747.58 = 9,115.20 : x
  2. Step 2: Convert to fraction form
    27,834.43/41,747.58 = 9,115.20/x
  3. Step 3: Cross multiply
    27,834.43x = 41,747.58 × 9,115.20
  4. Step 4: Simplify right side
    27,834.43x = 380,537,731.95
  5. Step 5: Solve for x
    x = 380,537,731.95/27,834.43
  6. Step 6: Final answer
    x = 13,671.48

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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.