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Finding the Third Proportional to 14,051 and 21,069

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Solution

The third proportional to 14,051 and 21,069 is: 31,592.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,051 : 21,069 = 21,069 : x
  2. Step 2: Convert to fraction form
    14,051/21,069 = 21,069/x
  3. Step 3: Cross multiply
    14,051x = 21,069 × 21,069
  4. Step 4: Simplify right side
    14,051x = 443,902,761
  5. Step 5: Solve for x
    x = 443,902,761/14,051
  6. Step 6: Final answer
    x = 31,592.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.