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Finding the Fourth Proportional to 33,453.36, 50,180.13 and 11,282.31

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Solution

The fourth proportional to 33,453.36, 50,180.13 and 11,282.31 is: 16,923.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,453.36 : 50,180.13 = 11,282.31 : x
  2. Step 2: Convert to fraction form
    33,453.36/50,180.13 = 11,282.31/x
  3. Step 3: Cross multiply
    33,453.36x = 50,180.13 × 11,282.31
  4. Step 4: Simplify right side
    33,453.36x = 566,147,876.59
  5. Step 5: Solve for x
    x = 566,147,876.59/33,453.36
  6. Step 6: Final answer
    x = 16,923.50

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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.