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Finding the Third Proportional to 8,408.18 and 17,363.11

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Solution

The third proportional to 8,408.18 and 17,363.11 is: 35,855.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,408.18 : 17,363.11 = 17,363.11 : x
  2. Step 2: Convert to fraction form
    8,408.18/17,363.11 = 17,363.11/x
  3. Step 3: Cross multiply
    8,408.18x = 17,363.11 × 17,363.11
  4. Step 4: Simplify right side
    8,408.18x = 301,477,567.17
  5. Step 5: Solve for x
    x = 301,477,567.17/8,408.18
  6. Step 6: Final answer
    x = 35,855.27

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.