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Finding the Third Proportional to 6,467.72 and 14,120.06

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Solution

The third proportional to 6,467.72 and 14,120.06 is: 30,826.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467.72 : 14,120.06 = 14,120.06 : x
  2. Step 2: Convert to fraction form
    6,467.72/14,120.06 = 14,120.06/x
  3. Step 3: Cross multiply
    6,467.72x = 14,120.06 × 14,120.06
  4. Step 4: Simplify right side
    6,467.72x = 199,376,165.00
  5. Step 5: Solve for x
    x = 199,376,165.00/6,467.72
  6. Step 6: Final answer
    x = 30,826.35

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.