Home / 33,589.72-50,391.06-18,815.32

Finding the Fourth Proportional to 33,589.72, 50,391.06 and 18,815.32

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Solution

The fourth proportional to 33,589.72, 50,391.06 and 18,815.32 is: 28,226.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,589.72 : 50,391.06 = 18,815.32 : x
  2. Step 2: Convert to fraction form
    33,589.72/50,391.06 = 18,815.32/x
  3. Step 3: Cross multiply
    33,589.72x = 50,391.06 × 18,815.32
  4. Step 4: Simplify right side
    33,589.72x = 948,123,919.04
  5. Step 5: Solve for x
    x = 948,123,919.04/33,589.72
  6. Step 6: Final answer
    x = 28,226.61

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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.