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Finding the Third Proportional to 6,912 and 13,095

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Solution

The third proportional to 6,912 and 13,095 is: 24,808.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912 : 13,095 = 13,095 : x
  2. Step 2: Convert to fraction form
    6,912/13,095 = 13,095/x
  3. Step 3: Cross multiply
    6,912x = 13,095 × 13,095
  4. Step 4: Simplify right side
    6,912x = 171,479,025
  5. Step 5: Solve for x
    x = 171,479,025/6,912
  6. Step 6: Final answer
    x = 24,808.89

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Why These Related Problems?

These problems maintain the same ratio (1.89) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.