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Finding the Fourth Proportional to 33,502.45, 50,255.07 and 11,318.08

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Solution

The fourth proportional to 33,502.45, 50,255.07 and 11,318.08 is: 16,977.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,502.45 : 50,255.07 = 11,318.08 : x
  2. Step 2: Convert to fraction form
    33,502.45/50,255.07 = 11,318.08/x
  3. Step 3: Cross multiply
    33,502.45x = 50,255.07 × 11,318.08
  4. Step 4: Simplify right side
    33,502.45x = 568,790,902.67
  5. Step 5: Solve for x
    x = 568,790,902.67/33,502.45
  6. Step 6: Final answer
    x = 16,977.59

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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.