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Finding the Fourth Proportional to 33,353.43, 50,030.19 and 13,632

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Solution

The fourth proportional to 33,353.43, 50,030.19 and 13,632 is: 20,448.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,353.43 : 50,030.19 = 13,632 : x
  2. Step 2: Convert to fraction form
    33,353.43/50,030.19 = 13,632/x
  3. Step 3: Cross multiply
    33,353.43x = 50,030.19 × 13,632
  4. Step 4: Simplify right side
    33,353.43x = 682,011,550.08
  5. Step 5: Solve for x
    x = 682,011,550.08/33,353.43
  6. Step 6: Final answer
    x = 20,448.02

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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.