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Finding the Third Proportional to 12,566.75 and 19,145

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Solution

The third proportional to 12,566.75 and 19,145 is: 29,166.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,566.75 : 19,145 = 19,145 : x
  2. Step 2: Convert to fraction form
    12,566.75/19,145 = 19,145/x
  3. Step 3: Cross multiply
    12,566.75x = 19,145 × 19,145
  4. Step 4: Simplify right side
    12,566.75x = 366,531,025
  5. Step 5: Solve for x
    x = 366,531,025/12,566.75
  6. Step 6: Final answer
    x = 29,166.73

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.