Home / 50,351.13-69,479.13-29,126.43

Finding the Fourth Proportional to 50,351.13, 69,479.13 and 29,126.43

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Solution

The fourth proportional to 50,351.13, 69,479.13 and 29,126.43 is: 40,191.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,351.13 : 69,479.13 = 29,126.43 : x
  2. Step 2: Convert to fraction form
    50,351.13/69,479.13 = 29,126.43/x
  3. Step 3: Cross multiply
    50,351.13x = 69,479.13 × 29,126.43
  4. Step 4: Simplify right side
    50,351.13x = 2,023,679,016.41
  5. Step 5: Solve for x
    x = 2,023,679,016.41/50,351.13
  6. Step 6: Final answer
    x = 40,191.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.