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Finding the Third Proportional to 14,476 and 21,822

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Solution

The third proportional to 14,476 and 21,822 is: 32,895.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,476 : 21,822 = 21,822 : x
  2. Step 2: Convert to fraction form
    14,476/21,822 = 21,822/x
  3. Step 3: Cross multiply
    14,476x = 21,822 × 21,822
  4. Step 4: Simplify right side
    14,476x = 476,199,684
  5. Step 5: Solve for x
    x = 476,199,684/14,476
  6. Step 6: Final answer
    x = 32,895.81

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.