Home / 38,578.73-57,867.68-29,275.89

Finding the Fourth Proportional to 38,578.73, 57,867.68 and 29,275.89

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Solution

The fourth proportional to 38,578.73, 57,867.68 and 29,275.89 is: 43,913.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,578.73 : 57,867.68 = 29,275.89 : x
  2. Step 2: Convert to fraction form
    38,578.73/57,867.68 = 29,275.89/x
  3. Step 3: Cross multiply
    38,578.73x = 57,867.68 × 29,275.89
  4. Step 4: Simplify right side
    38,578.73x = 1,694,127,687.86
  5. Step 5: Solve for x
    x = 1,694,127,687.86/38,578.73
  6. Step 6: Final answer
    x = 43,913.52

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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.