Home / 36,229.75-54,345.30-11,269.60

Finding the Fourth Proportional to 36,229.75, 54,345.30 and 11,269.60

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Solution

The fourth proportional to 36,229.75, 54,345.30 and 11,269.60 is: 16,904.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,229.75 : 54,345.30 = 11,269.60 : x
  2. Step 2: Convert to fraction form
    36,229.75/54,345.30 = 11,269.60/x
  3. Step 3: Cross multiply
    36,229.75x = 54,345.30 × 11,269.60
  4. Step 4: Simplify right side
    36,229.75x = 612,449,792.88
  5. Step 5: Solve for x
    x = 612,449,792.88/36,229.75
  6. Step 6: Final answer
    x = 16,904.61

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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.