Home / 47,755.25-71,661.59-17,791.53

Finding the Fourth Proportional to 47,755.25, 71,661.59 and 17,791.53

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Solution

The fourth proportional to 47,755.25, 71,661.59 and 17,791.53 is: 26,697.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,755.25 : 71,661.59 = 17,791.53 : x
  2. Step 2: Convert to fraction form
    47,755.25/71,661.59 = 17,791.53/x
  3. Step 3: Cross multiply
    47,755.25x = 71,661.59 × 17,791.53
  4. Step 4: Simplify right side
    47,755.25x = 1,274,969,239.38
  5. Step 5: Solve for x
    x = 1,274,969,239.38/47,755.25
  6. Step 6: Final answer
    x = 26,697.99

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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.