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Finding the Fourth Proportional to 33,347.43, 50,021.19 and 13,626

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Solution

The fourth proportional to 33,347.43, 50,021.19 and 13,626 is: 20,439.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,347.43 : 50,021.19 = 13,626 : x
  2. Step 2: Convert to fraction form
    33,347.43/50,021.19 = 13,626/x
  3. Step 3: Cross multiply
    33,347.43x = 50,021.19 × 13,626
  4. Step 4: Simplify right side
    33,347.43x = 681,588,734.94
  5. Step 5: Solve for x
    x = 681,588,734.94/33,347.43
  6. Step 6: Final answer
    x = 20,439.02

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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.