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Finding the Third Proportional to 12,294 and 18,923

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Solution

The third proportional to 12,294 and 18,923 is: 29,126.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294 : 18,923 = 18,923 : x
  2. Step 2: Convert to fraction form
    12,294/18,923 = 18,923/x
  3. Step 3: Cross multiply
    12,294x = 18,923 × 18,923
  4. Step 4: Simplify right side
    12,294x = 358,079,929
  5. Step 5: Solve for x
    x = 358,079,929/12,294
  6. Step 6: Final answer
    x = 29,126.40

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.