Home / 40,183.89-60,267.60-15,215.33

Finding the Fourth Proportional to 40,183.89, 60,267.60 and 15,215.33

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Solution

The fourth proportional to 40,183.89, 60,267.60 and 15,215.33 is: 22,819.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,183.89 : 60,267.60 = 15,215.33 : x
  2. Step 2: Convert to fraction form
    40,183.89/60,267.60 = 15,215.33/x
  3. Step 3: Cross multiply
    40,183.89x = 60,267.60 × 15,215.33
  4. Step 4: Simplify right side
    40,183.89x = 916,991,120.97
  5. Step 5: Solve for x
    x = 916,991,120.97/40,183.89
  6. Step 6: Final answer
    x = 22,819.87

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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.