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Finding the Fourth Proportional to 33,338.48, 50,013.96 and 14,618.48

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Solution

The fourth proportional to 33,338.48, 50,013.96 and 14,618.48 is: 21,930.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,338.48 : 50,013.96 = 14,618.48 : x
  2. Step 2: Convert to fraction form
    33,338.48/50,013.96 = 14,618.48/x
  3. Step 3: Cross multiply
    33,338.48x = 50,013.96 × 14,618.48
  4. Step 4: Simplify right side
    33,338.48x = 731,128,073.98
  5. Step 5: Solve for x
    x = 731,128,073.98/33,338.48
  6. Step 6: Final answer
    x = 21,930.46

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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.