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Finding the Third Proportional to 10,244 and 15,910

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Solution

The third proportional to 10,244 and 15,910 is: 24,709.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244 : 15,910 = 15,910 : x
  2. Step 2: Convert to fraction form
    10,244/15,910 = 15,910/x
  3. Step 3: Cross multiply
    10,244x = 15,910 × 15,910
  4. Step 4: Simplify right side
    10,244x = 253,128,100
  5. Step 5: Solve for x
    x = 253,128,100/10,244
  6. Step 6: Final answer
    x = 24,709.89

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.