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Finding the Fourth Proportional to 33,456, 50,203.44 and 14,988

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Solution

The fourth proportional to 33,456, 50,203.44 and 14,988 is: 22,490.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,456 : 50,203.44 = 14,988 : x
  2. Step 2: Convert to fraction form
    33,456/50,203.44 = 14,988/x
  3. Step 3: Cross multiply
    33,456x = 50,203.44 × 14,988
  4. Step 4: Simplify right side
    33,456x = 752,449,158.72
  5. Step 5: Solve for x
    x = 752,449,158.72/33,456
  6. Step 6: Final answer
    x = 22,490.71

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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.