Home / 33,358.36-50,033.82-8,398.40

Finding the Fourth Proportional to 33,358.36, 50,033.82 and 8,398.40

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Solution

The fourth proportional to 33,358.36, 50,033.82 and 8,398.40 is: 12,596.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,358.36 : 50,033.82 = 8,398.40 : x
  2. Step 2: Convert to fraction form
    33,358.36/50,033.82 = 8,398.40/x
  3. Step 3: Cross multiply
    33,358.36x = 50,033.82 × 8,398.40
  4. Step 4: Simplify right side
    33,358.36x = 420,204,033.89
  5. Step 5: Solve for x
    x = 420,204,033.89/33,358.36
  6. Step 6: Final answer
    x = 12,596.66

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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.