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Finding the Third Proportional to 18,163 and 25,011

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Solution

The third proportional to 18,163 and 25,011 is: 34,440.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163 : 25,011 = 25,011 : x
  2. Step 2: Convert to fraction form
    18,163/25,011 = 25,011/x
  3. Step 3: Cross multiply
    18,163x = 25,011 × 25,011
  4. Step 4: Simplify right side
    18,163x = 625,550,121
  5. Step 5: Solve for x
    x = 625,550,121/18,163
  6. Step 6: Final answer
    x = 34,440.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.