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Finding the Third Proportional to 13,008.94 and 18,591.19

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Solution

The third proportional to 13,008.94 and 18,591.19 is: 26,568.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,008.94 : 18,591.19 = 18,591.19 : x
  2. Step 2: Convert to fraction form
    13,008.94/18,591.19 = 18,591.19/x
  3. Step 3: Cross multiply
    13,008.94x = 18,591.19 × 18,591.19
  4. Step 4: Simplify right side
    13,008.94x = 345,632,252.66
  5. Step 5: Solve for x
    x = 345,632,252.66/13,008.94
  6. Step 6: Final answer
    x = 26,568.83

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.