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Finding the Third Proportional to 19,394.25 and 29,655

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Solution

The third proportional to 19,394.25 and 29,655 is: 45,344.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394.25 : 29,655 = 29,655 : x
  2. Step 2: Convert to fraction form
    19,394.25/29,655 = 29,655/x
  3. Step 3: Cross multiply
    19,394.25x = 29,655 × 29,655
  4. Step 4: Simplify right side
    19,394.25x = 879,419,025
  5. Step 5: Solve for x
    x = 879,419,025/19,394.25
  6. Step 6: Final answer
    x = 45,344.32

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.