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Finding the Third Proportional to 6,518.81 and 13,267.69

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Solution

The third proportional to 6,518.81 and 13,267.69 is: 27,003.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.81 : 13,267.69 = 13,267.69 : x
  2. Step 2: Convert to fraction form
    6,518.81/13,267.69 = 13,267.69/x
  3. Step 3: Cross multiply
    6,518.81x = 13,267.69 × 13,267.69
  4. Step 4: Simplify right side
    6,518.81x = 176,031,531.60
  5. Step 5: Solve for x
    x = 176,031,531.60/6,518.81
  6. Step 6: Final answer
    x = 27,003.62

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.