Home / 33,917.30-50,855.97-13,920.83

Finding the Fourth Proportional to 33,917.30, 50,855.97 and 13,920.83

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Solution

The fourth proportional to 33,917.30, 50,855.97 and 13,920.83 is: 20,873.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,917.30 : 50,855.97 = 13,920.83 : x
  2. Step 2: Convert to fraction form
    33,917.30/50,855.97 = 13,920.83/x
  3. Step 3: Cross multiply
    33,917.30x = 50,855.97 × 13,920.83
  4. Step 4: Simplify right side
    33,917.30x = 707,957,312.86
  5. Step 5: Solve for x
    x = 707,957,312.86/33,917.30
  6. Step 6: Final answer
    x = 20,873.04

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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.