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Finding the Fourth Proportional to 33,365.08, 50,033.04 and 9,986.05

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Solution

The fourth proportional to 33,365.08, 50,033.04 and 9,986.05 is: 14,974.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,365.08 : 50,033.04 = 9,986.05 : x
  2. Step 2: Convert to fraction form
    33,365.08/50,033.04 = 9,986.05/x
  3. Step 3: Cross multiply
    33,365.08x = 50,033.04 × 9,986.05
  4. Step 4: Simplify right side
    33,365.08x = 499,632,520.36
  5. Step 5: Solve for x
    x = 499,632,520.36/33,365.08
  6. Step 6: Final answer
    x = 14,974.71

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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.