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Finding the Third Proportional to 7,705.13 and 16,154.44

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Solution

The third proportional to 7,705.13 and 16,154.44 is: 33,869.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,705.13 : 16,154.44 = 16,154.44 : x
  2. Step 2: Convert to fraction form
    7,705.13/16,154.44 = 16,154.44/x
  3. Step 3: Cross multiply
    7,705.13x = 16,154.44 × 16,154.44
  4. Step 4: Simplify right side
    7,705.13x = 260,965,850.94
  5. Step 5: Solve for x
    x = 260,965,850.94/7,705.13
  6. Step 6: Final answer
    x = 33,869.13

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.