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Finding the Third Proportional to 5,776.31 and 12,455.44

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Solution

The third proportional to 5,776.31 and 12,455.44 is: 26,857.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776.31 : 12,455.44 = 12,455.44 : x
  2. Step 2: Convert to fraction form
    5,776.31/12,455.44 = 12,455.44/x
  3. Step 3: Cross multiply
    5,776.31x = 12,455.44 × 12,455.44
  4. Step 4: Simplify right side
    5,776.31x = 155,137,923.32
  5. Step 5: Solve for x
    x = 155,137,923.32/5,776.31
  6. Step 6: Final answer
    x = 26,857.61

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.