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Finding the Fourth Proportional to 33,362.88, 50,042.88 and 13,634.88

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Solution

The fourth proportional to 33,362.88, 50,042.88 and 13,634.88 is: 20,451.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,362.88 : 50,042.88 = 13,634.88 : x
  2. Step 2: Convert to fraction form
    33,362.88/50,042.88 = 13,634.88/x
  3. Step 3: Cross multiply
    33,362.88x = 50,042.88 × 13,634.88
  4. Step 4: Simplify right side
    33,362.88x = 682,328,663.65
  5. Step 5: Solve for x
    x = 682,328,663.65/33,362.88
  6. Step 6: Final answer
    x = 20,451.73

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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.