Home / 33,620.52-50,438.20-10,248.78

Finding the Fourth Proportional to 33,620.52, 50,438.20 and 10,248.78

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Solution

The fourth proportional to 33,620.52, 50,438.20 and 10,248.78 is: 15,375.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,620.52 : 50,438.20 = 10,248.78 : x
  2. Step 2: Convert to fraction form
    33,620.52/50,438.20 = 10,248.78/x
  3. Step 3: Cross multiply
    33,620.52x = 50,438.20 × 10,248.78
  4. Step 4: Simplify right side
    33,620.52x = 516,930,015.40
  5. Step 5: Solve for x
    x = 516,930,015.40/33,620.52
  6. Step 6: Final answer
    x = 15,375.43

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1.5x scale

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.