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Finding the Third Proportional to 22,130 and 34,539

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Solution

The third proportional to 22,130 and 34,539 is: 53,906.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,130 : 34,539 = 34,539 : x
  2. Step 2: Convert to fraction form
    22,130/34,539 = 34,539/x
  3. Step 3: Cross multiply
    22,130x = 34,539 × 34,539
  4. Step 4: Simplify right side
    22,130x = 1,192,942,521
  5. Step 5: Solve for x
    x = 1,192,942,521/22,130
  6. Step 6: Final answer
    x = 53,906.12

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.