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Finding the Third Proportional to 13,700 and 17,994

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Solution

The third proportional to 13,700 and 17,994 is: 23,633.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,700 : 17,994 = 17,994 : x
  2. Step 2: Convert to fraction form
    13,700/17,994 = 17,994/x
  3. Step 3: Cross multiply
    13,700x = 17,994 × 17,994
  4. Step 4: Simplify right side
    13,700x = 323,784,036
  5. Step 5: Solve for x
    x = 323,784,036/13,700
  6. Step 6: Final answer
    x = 23,633.87

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.