Home / 33,593.60-50,413.20-13,872.08

Finding the Fourth Proportional to 33,593.60, 50,413.20 and 13,872.08

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Solution

The fourth proportional to 33,593.60, 50,413.20 and 13,872.08 is: 20,817.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,593.60 : 50,413.20 = 13,872.08 : x
  2. Step 2: Convert to fraction form
    33,593.60/50,413.20 = 13,872.08/x
  3. Step 3: Cross multiply
    33,593.60x = 50,413.20 × 13,872.08
  4. Step 4: Simplify right side
    33,593.60x = 699,335,943.46
  5. Step 5: Solve for x
    x = 699,335,943.46/33,593.60
  6. Step 6: Final answer
    x = 20,817.53

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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.