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Finding the Fourth Proportional to 27,839.13, 41,761.12 and 7,062.63

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Solution

The fourth proportional to 27,839.13, 41,761.12 and 7,062.63 is: 10,594.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,839.13 : 41,761.12 = 7,062.63 : x
  2. Step 2: Convert to fraction form
    27,839.13/41,761.12 = 7,062.63/x
  3. Step 3: Cross multiply
    27,839.13x = 41,761.12 × 7,062.63
  4. Step 4: Simplify right side
    27,839.13x = 294,943,338.95
  5. Step 5: Solve for x
    x = 294,943,338.95/27,839.13
  6. Step 6: Final answer
    x = 10,594.56

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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.