Home / 31,791.29-43,874.26-17,644.03

Finding the Fourth Proportional to 31,791.29, 43,874.26 and 17,644.03

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Solution

The fourth proportional to 31,791.29, 43,874.26 and 17,644.03 is: 24,350.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,791.29 : 43,874.26 = 17,644.03 : x
  2. Step 2: Convert to fraction form
    31,791.29/43,874.26 = 17,644.03/x
  3. Step 3: Cross multiply
    31,791.29x = 43,874.26 × 17,644.03
  4. Step 4: Simplify right side
    31,791.29x = 774,118,605.87
  5. Step 5: Solve for x
    x = 774,118,605.87/31,791.29
  6. Step 6: Final answer
    x = 24,350.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.