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Finding the Third Proportional to 19,194 and 25,620

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Solution

The third proportional to 19,194 and 25,620 is: 34,197.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,194 : 25,620 = 25,620 : x
  2. Step 2: Convert to fraction form
    19,194/25,620 = 25,620/x
  3. Step 3: Cross multiply
    19,194x = 25,620 × 25,620
  4. Step 4: Simplify right side
    19,194x = 656,384,400
  5. Step 5: Solve for x
    x = 656,384,400/19,194
  6. Step 6: Final answer
    x = 34,197.37

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.