Home / 49,854.96-68,799.88-28,635.60

Finding the Fourth Proportional to 49,854.96, 68,799.88 and 28,635.60

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Solution

The fourth proportional to 49,854.96, 68,799.88 and 28,635.60 is: 39,517.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,854.96 : 68,799.88 = 28,635.60 : x
  2. Step 2: Convert to fraction form
    49,854.96/68,799.88 = 28,635.60/x
  3. Step 3: Cross multiply
    49,854.96x = 68,799.88 × 28,635.60
  4. Step 4: Simplify right side
    49,854.96x = 1,970,125,843.73
  5. Step 5: Solve for x
    x = 1,970,125,843.73/49,854.96
  6. Step 6: Final answer
    x = 39,517.15

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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.