Home / 48,867.12-73,286.16-25,480.80

Finding the Fourth Proportional to 48,867.12, 73,286.16 and 25,480.80

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Solution

The fourth proportional to 48,867.12, 73,286.16 and 25,480.80 is: 38,213.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,867.12 : 73,286.16 = 25,480.80 : x
  2. Step 2: Convert to fraction form
    48,867.12/73,286.16 = 25,480.80/x
  3. Step 3: Cross multiply
    48,867.12x = 73,286.16 × 25,480.80
  4. Step 4: Simplify right side
    48,867.12x = 1,867,389,985.73
  5. Step 5: Solve for x
    x = 1,867,389,985.73/48,867.12
  6. Step 6: Final answer
    x = 38,213.63

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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.