Home / 33,939.20-50,919.56-15,235.28

Finding the Fourth Proportional to 33,939.20, 50,919.56 and 15,235.28

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Solution

The fourth proportional to 33,939.20, 50,919.56 and 15,235.28 is: 22,857.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,939.20 : 50,919.56 = 15,235.28 : x
  2. Step 2: Convert to fraction form
    33,939.20/50,919.56 = 15,235.28/x
  3. Step 3: Cross multiply
    33,939.20x = 50,919.56 × 15,235.28
  4. Step 4: Simplify right side
    33,939.20x = 775,773,754.08
  5. Step 5: Solve for x
    x = 775,773,754.08/33,939.20
  6. Step 6: Final answer
    x = 22,857.75

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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.