Home / 41,988.44-57,948.14-31,359.62

Finding the Fourth Proportional to 41,988.44, 57,948.14 and 31,359.62

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Solution

The fourth proportional to 41,988.44, 57,948.14 and 31,359.62 is: 43,279.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,988.44 : 57,948.14 = 31,359.62 : x
  2. Step 2: Convert to fraction form
    41,988.44/57,948.14 = 31,359.62/x
  3. Step 3: Cross multiply
    41,988.44x = 57,948.14 × 31,359.62
  4. Step 4: Simplify right side
    41,988.44x = 1,817,231,650.11
  5. Step 5: Solve for x
    x = 1,817,231,650.11/41,988.44
  6. Step 6: Final answer
    x = 43,279.33

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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.