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Finding the Fourth Proportional to 33,662.78, 50,494.23 and 12,601.97

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Solution

The fourth proportional to 33,662.78, 50,494.23 and 12,601.97 is: 18,902.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,662.78 : 50,494.23 = 12,601.97 : x
  2. Step 2: Convert to fraction form
    33,662.78/50,494.23 = 12,601.97/x
  3. Step 3: Cross multiply
    33,662.78x = 50,494.23 × 12,601.97
  4. Step 4: Simplify right side
    33,662.78x = 636,326,771.63
  5. Step 5: Solve for x
    x = 636,326,771.63/33,662.78
  6. Step 6: Final answer
    x = 18,902.98

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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.