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Finding the Third Proportional to 10,366 and 21,125

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Solution

The third proportional to 10,366 and 21,125 is: 43,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366 : 21,125 = 21,125 : x
  2. Step 2: Convert to fraction form
    10,366/21,125 = 21,125/x
  3. Step 3: Cross multiply
    10,366x = 21,125 × 21,125
  4. Step 4: Simplify right side
    10,366x = 446,265,625
  5. Step 5: Solve for x
    x = 446,265,625/10,366
  6. Step 6: Final answer
    x = 43,050.90

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.