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Finding the Third Proportional to 6,867.12 and 15,053.42

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Solution

The third proportional to 6,867.12 and 15,053.42 is: 32,998.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.12 : 15,053.42 = 15,053.42 : x
  2. Step 2: Convert to fraction form
    6,867.12/15,053.42 = 15,053.42/x
  3. Step 3: Cross multiply
    6,867.12x = 15,053.42 × 15,053.42
  4. Step 4: Simplify right side
    6,867.12x = 226,605,539.55
  5. Step 5: Solve for x
    x = 226,605,539.55/6,867.12
  6. Step 6: Final answer
    x = 32,998.61

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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.