Home / 48,863.36-73,286.40-13,793.60

Finding the Fourth Proportional to 48,863.36, 73,286.40 and 13,793.60

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Solution

The fourth proportional to 48,863.36, 73,286.40 and 13,793.60 is: 20,687.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,863.36 : 73,286.40 = 13,793.60 : x
  2. Step 2: Convert to fraction form
    48,863.36/73,286.40 = 13,793.60/x
  3. Step 3: Cross multiply
    48,863.36x = 73,286.40 × 13,793.60
  4. Step 4: Simplify right side
    48,863.36x = 1,010,883,287.04
  5. Step 5: Solve for x
    x = 1,010,883,287.04/48,863.36
  6. Step 6: Final answer
    x = 20,687.96

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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.