Home / 50,377.91-75,563.82-18,781.83

Finding the Fourth Proportional to 50,377.91, 75,563.82 and 18,781.83

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Solution

The fourth proportional to 50,377.91, 75,563.82 and 18,781.83 is: 28,171.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,377.91 : 75,563.82 = 18,781.83 : x
  2. Step 2: Convert to fraction form
    50,377.91/75,563.82 = 18,781.83/x
  3. Step 3: Cross multiply
    50,377.91x = 75,563.82 × 18,781.83
  4. Step 4: Simplify right side
    50,377.91x = 1,419,226,821.39
  5. Step 5: Solve for x
    x = 1,419,226,821.39/50,377.91
  6. Step 6: Final answer
    x = 28,171.61

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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.