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Finding the Third Proportional to 13,129 and 28,795

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Solution

The third proportional to 13,129 and 28,795 is: 63,154.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,129 : 28,795 = 28,795 : x
  2. Step 2: Convert to fraction form
    13,129/28,795 = 28,795/x
  3. Step 3: Cross multiply
    13,129x = 28,795 × 28,795
  4. Step 4: Simplify right side
    13,129x = 829,152,025
  5. Step 5: Solve for x
    x = 829,152,025/13,129
  6. Step 6: Final answer
    x = 63,154.24

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.