Home / 27,561.70-41,336.30-7,839.82

Finding the Fourth Proportional to 27,561.70, 41,336.30 and 7,839.82

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Solution

The fourth proportional to 27,561.70, 41,336.30 and 7,839.82 is: 11,757.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,561.70 : 41,336.30 = 7,839.82 : x
  2. Step 2: Convert to fraction form
    27,561.70/41,336.30 = 7,839.82/x
  3. Step 3: Cross multiply
    27,561.70x = 41,336.30 × 7,839.82
  4. Step 4: Simplify right side
    27,561.70x = 324,069,151.47
  5. Step 5: Solve for x
    x = 324,069,151.47/27,561.70
  6. Step 6: Final answer
    x = 11,757.95

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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.