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Finding the Fourth Proportional to 33,363.37, 50,012.89 and 12,291.89

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Solution

The fourth proportional to 33,363.37, 50,012.89 and 12,291.89 is: 18,425.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,363.37 : 50,012.89 = 12,291.89 : x
  2. Step 2: Convert to fraction form
    33,363.37/50,012.89 = 12,291.89/x
  3. Step 3: Cross multiply
    33,363.37x = 50,012.89 × 12,291.89
  4. Step 4: Simplify right side
    33,363.37x = 614,752,942.46
  5. Step 5: Solve for x
    x = 614,752,942.46/33,363.37
  6. Step 6: Final answer
    x = 18,425.98

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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.