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Finding the Third Proportional to 10,611 and 17,394.75

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Solution

The third proportional to 10,611 and 17,394.75 is: 28,515.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,611 : 17,394.75 = 17,394.75 : x
  2. Step 2: Convert to fraction form
    10,611/17,394.75 = 17,394.75/x
  3. Step 3: Cross multiply
    10,611x = 17,394.75 × 17,394.75
  4. Step 4: Simplify right side
    10,611x = 302,577,327.56
  5. Step 5: Solve for x
    x = 302,577,327.56/10,611
  6. Step 6: Final answer
    x = 28,515.44

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.