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Finding the Third Proportional to 9,103 and 13,654.50

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Solution

The third proportional to 9,103 and 13,654.50 is: 20,481.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103 : 13,654.50 = 13,654.50 : x
  2. Step 2: Convert to fraction form
    9,103/13,654.50 = 13,654.50/x
  3. Step 3: Cross multiply
    9,103x = 13,654.50 × 13,654.50
  4. Step 4: Simplify right side
    9,103x = 186,445,370.25
  5. Step 5: Solve for x
    x = 186,445,370.25/9,103
  6. Step 6: Final answer
    x = 20,481.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.