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Finding the Third Proportional to 16,631.16 and 35,135.44

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Solution

The third proportional to 16,631.16 and 35,135.44 is: 74,228.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,631.16 : 35,135.44 = 35,135.44 : x
  2. Step 2: Convert to fraction form
    16,631.16/35,135.44 = 35,135.44/x
  3. Step 3: Cross multiply
    16,631.16x = 35,135.44 × 35,135.44
  4. Step 4: Simplify right side
    16,631.16x = 1,234,498,968.32
  5. Step 5: Solve for x
    x = 1,234,498,968.32/16,631.16
  6. Step 6: Final answer
    x = 74,228.09

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.