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Finding the Third Proportional to 6,712.88 and 14,101.31

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Solution

The third proportional to 6,712.88 and 14,101.31 is: 29,621.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.88 : 14,101.31 = 14,101.31 : x
  2. Step 2: Convert to fraction form
    6,712.88/14,101.31 = 14,101.31/x
  3. Step 3: Cross multiply
    6,712.88x = 14,101.31 × 14,101.31
  4. Step 4: Simplify right side
    6,712.88x = 198,847,014.22
  5. Step 5: Solve for x
    x = 198,847,014.22/6,712.88
  6. Step 6: Final answer
    x = 29,621.74

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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.