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Finding the Fourth Proportional to 53,934, 80,901 and 16,998

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Solution

The fourth proportional to 53,934, 80,901 and 16,998 is: 25,497

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,934 : 80,901 = 16,998 : x
  2. Step 2: Convert to fraction form
    53,934/80,901 = 16,998/x
  3. Step 3: Cross multiply
    53,934x = 80,901 × 16,998
  4. Step 4: Simplify right side
    53,934x = 1,375,155,198
  5. Step 5: Solve for x
    x = 1,375,155,198/53,934
  6. Step 6: Final answer
    x = 25,497

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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.