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Finding the Third Proportional to 6,787.13 and 14,667.75

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Solution

The third proportional to 6,787.13 and 14,667.75 is: 31,698.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.13 : 14,667.75 = 14,667.75 : x
  2. Step 2: Convert to fraction form
    6,787.13/14,667.75 = 14,667.75/x
  3. Step 3: Cross multiply
    6,787.13x = 14,667.75 × 14,667.75
  4. Step 4: Simplify right side
    6,787.13x = 215,142,890.06
  5. Step 5: Solve for x
    x = 215,142,890.06/6,787.13
  6. Step 6: Final answer
    x = 31,698.68

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.