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Finding the Third Proportional to 9,006 and 18,942

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Solution

The third proportional to 9,006 and 18,942 is: 39,840.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006 : 18,942 = 18,942 : x
  2. Step 2: Convert to fraction form
    9,006/18,942 = 18,942/x
  3. Step 3: Cross multiply
    9,006x = 18,942 × 18,942
  4. Step 4: Simplify right side
    9,006x = 358,799,364
  5. Step 5: Solve for x
    x = 358,799,364/9,006
  6. Step 6: Final answer
    x = 39,840.04

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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.