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Finding the Third Proportional to 18,498 and 30,054

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Solution

The third proportional to 18,498 and 30,054 is: 48,829.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,498 : 30,054 = 30,054 : x
  2. Step 2: Convert to fraction form
    18,498/30,054 = 30,054/x
  3. Step 3: Cross multiply
    18,498x = 30,054 × 30,054
  4. Step 4: Simplify right side
    18,498x = 903,242,916
  5. Step 5: Solve for x
    x = 903,242,916/18,498
  6. Step 6: Final answer
    x = 48,829.22

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Why These Related Problems?

These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.