Home / 50,565.20-75,835.49-20,954.61

Finding the Fourth Proportional to 50,565.20, 75,835.49 and 20,954.61

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Solution

The fourth proportional to 50,565.20, 75,835.49 and 20,954.61 is: 31,426.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,565.20 : 75,835.49 = 20,954.61 : x
  2. Step 2: Convert to fraction form
    50,565.20/75,835.49 = 20,954.61/x
  3. Step 3: Cross multiply
    50,565.20x = 75,835.49 × 20,954.61
  4. Step 4: Simplify right side
    50,565.20x = 1,589,103,012.34
  5. Step 5: Solve for x
    x = 1,589,103,012.34/50,565.20
  6. Step 6: Final answer
    x = 31,426.81

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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.