Home / 27,423.57-41,126.85-9,891.12

Finding the Fourth Proportional to 27,423.57, 41,126.85 and 9,891.12

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Solution

The fourth proportional to 27,423.57, 41,126.85 and 9,891.12 is: 14,833.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,423.57 : 41,126.85 = 9,891.12 : x
  2. Step 2: Convert to fraction form
    27,423.57/41,126.85 = 9,891.12/x
  3. Step 3: Cross multiply
    27,423.57x = 41,126.85 × 9,891.12
  4. Step 4: Simplify right side
    27,423.57x = 406,790,608.57
  5. Step 5: Solve for x
    x = 406,790,608.57/27,423.57
  6. Step 6: Final answer
    x = 14,833.61

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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.