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Finding the Third Proportional to 21,944 and 32,188

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Solution

The third proportional to 21,944 and 32,188 is: 47,214.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,944 : 32,188 = 32,188 : x
  2. Step 2: Convert to fraction form
    21,944/32,188 = 32,188/x
  3. Step 3: Cross multiply
    21,944x = 32,188 × 32,188
  4. Step 4: Simplify right side
    21,944x = 1,036,067,344
  5. Step 5: Solve for x
    x = 1,036,067,344/21,944
  6. Step 6: Final answer
    x = 47,214.15

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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.