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Finding the Third Proportional to 20,168 and 30,273

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Solution

The third proportional to 20,168 and 30,273 is: 45,441.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,168 : 30,273 = 30,273 : x
  2. Step 2: Convert to fraction form
    20,168/30,273 = 30,273/x
  3. Step 3: Cross multiply
    20,168x = 30,273 × 30,273
  4. Step 4: Simplify right side
    20,168x = 916,454,529
  5. Step 5: Solve for x
    x = 916,454,529/20,168
  6. Step 6: Final answer
    x = 45,441.02

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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.