Home / 33,438.20-50,145.35-15,665.83

Finding the Fourth Proportional to 33,438.20, 50,145.35 and 15,665.83

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Solution

The fourth proportional to 33,438.20, 50,145.35 and 15,665.83 is: 23,493.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,438.20 : 50,145.35 = 15,665.83 : x
  2. Step 2: Convert to fraction form
    33,438.20/50,145.35 = 15,665.83/x
  3. Step 3: Cross multiply
    33,438.20x = 50,145.35 × 15,665.83
  4. Step 4: Simplify right side
    33,438.20x = 785,568,324.70
  5. Step 5: Solve for x
    x = 785,568,324.70/33,438.20
  6. Step 6: Final answer
    x = 23,493.14

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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.