Home / 33,456.70-50,151.30-12,383.20

Finding the Fourth Proportional to 33,456.70, 50,151.30 and 12,383.20

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Solution

The fourth proportional to 33,456.70, 50,151.30 and 12,383.20 is: 18,562.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,456.70 : 50,151.30 = 12,383.20 : x
  2. Step 2: Convert to fraction form
    33,456.70/50,151.30 = 12,383.20/x
  3. Step 3: Cross multiply
    33,456.70x = 50,151.30 × 12,383.20
  4. Step 4: Simplify right side
    33,456.70x = 621,033,578.16
  5. Step 5: Solve for x
    x = 621,033,578.16/33,456.70
  6. Step 6: Final answer
    x = 18,562.31

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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.