Home / 47,872.49-71,729.69-27,825.73

Finding the Fourth Proportional to 47,872.49, 71,729.69 and 27,825.73

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Solution

The fourth proportional to 47,872.49, 71,729.69 and 27,825.73 is: 41,692.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,872.49 : 71,729.69 = 27,825.73 : x
  2. Step 2: Convert to fraction form
    47,872.49/71,729.69 = 27,825.73/x
  3. Step 3: Cross multiply
    47,872.49x = 71,729.69 × 27,825.73
  4. Step 4: Simplify right side
    47,872.49x = 1,995,930,668.47
  5. Step 5: Solve for x
    x = 1,995,930,668.47/47,872.49
  6. Step 6: Final answer
    x = 41,692.65

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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.