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Finding the Fourth Proportional to 53,466, 80,199 and 16,530

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Solution

The fourth proportional to 53,466, 80,199 and 16,530 is: 24,795

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,466 : 80,199 = 16,530 : x
  2. Step 2: Convert to fraction form
    53,466/80,199 = 16,530/x
  3. Step 3: Cross multiply
    53,466x = 80,199 × 16,530
  4. Step 4: Simplify right side
    53,466x = 1,325,689,470
  5. Step 5: Solve for x
    x = 1,325,689,470/53,466
  6. Step 6: Final answer
    x = 24,795

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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.