Home / 33,781.56-50,616.60-11,582.90

Finding the Fourth Proportional to 33,781.56, 50,616.60 and 11,582.90

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Solution

The fourth proportional to 33,781.56, 50,616.60 and 11,582.90 is: 17,355.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,781.56 : 50,616.60 = 11,582.90 : x
  2. Step 2: Convert to fraction form
    33,781.56/50,616.60 = 11,582.90/x
  3. Step 3: Cross multiply
    33,781.56x = 50,616.60 × 11,582.90
  4. Step 4: Simplify right side
    33,781.56x = 586,286,909.43
  5. Step 5: Solve for x
    x = 586,286,909.43/33,781.56
  6. Step 6: Final answer
    x = 17,355.24

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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.