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Finding the Third Proportional to 20,194 and 29,715

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Solution

The third proportional to 20,194 and 29,715 is: 43,724.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194 : 29,715 = 29,715 : x
  2. Step 2: Convert to fraction form
    20,194/29,715 = 29,715/x
  3. Step 3: Cross multiply
    20,194x = 29,715 × 29,715
  4. Step 4: Simplify right side
    20,194x = 882,981,225
  5. Step 5: Solve for x
    x = 882,981,225/20,194
  6. Step 6: Final answer
    x = 43,724.93

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.