Home / 41,991.77-57,948.62-23,128.89

Finding the Fourth Proportional to 41,991.77, 57,948.62 and 23,128.89

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Solution

The fourth proportional to 41,991.77, 57,948.62 and 23,128.89 is: 31,917.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,991.77 : 57,948.62 = 23,128.89 : x
  2. Step 2: Convert to fraction form
    41,991.77/57,948.62 = 23,128.89/x
  3. Step 3: Cross multiply
    41,991.77x = 57,948.62 × 23,128.89
  4. Step 4: Simplify right side
    41,991.77x = 1,340,287,380.74
  5. Step 5: Solve for x
    x = 1,340,287,380.74/41,991.77
  6. Step 6: Final answer
    x = 31,917.86

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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.