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Finding the Third Proportional to 13,563 and 29,381

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Solution

The third proportional to 13,563 and 29,381 is: 63,646.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,563 : 29,381 = 29,381 : x
  2. Step 2: Convert to fraction form
    13,563/29,381 = 29,381/x
  3. Step 3: Cross multiply
    13,563x = 29,381 × 29,381
  4. Step 4: Simplify right side
    13,563x = 863,243,161
  5. Step 5: Solve for x
    x = 863,243,161/13,563
  6. Step 6: Final answer
    x = 63,646.92

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.