Home / 33,691.36-50,439.18-19,608.42

Finding the Fourth Proportional to 33,691.36, 50,439.18 and 19,608.42

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Solution

The fourth proportional to 33,691.36, 50,439.18 and 19,608.42 is: 29,355.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,691.36 : 50,439.18 = 19,608.42 : x
  2. Step 2: Convert to fraction form
    33,691.36/50,439.18 = 19,608.42/x
  3. Step 3: Cross multiply
    33,691.36x = 50,439.18 × 19,608.42
  4. Step 4: Simplify right side
    33,691.36x = 989,032,625.90
  5. Step 5: Solve for x
    x = 989,032,625.90/33,691.36
  6. Step 6: Final answer
    x = 29,355.68

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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.