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Finding the Third Proportional to 6,446.25 and 14,076

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Solution

The third proportional to 6,446.25 and 14,076 is: 30,736.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446.25 : 14,076 = 14,076 : x
  2. Step 2: Convert to fraction form
    6,446.25/14,076 = 14,076/x
  3. Step 3: Cross multiply
    6,446.25x = 14,076 × 14,076
  4. Step 4: Simplify right side
    6,446.25x = 198,133,776
  5. Step 5: Solve for x
    x = 198,133,776/6,446.25
  6. Step 6: Final answer
    x = 30,736.28

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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.