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Finding the Third Proportional to 19,767 and 43,182

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Solution

The third proportional to 19,767 and 43,182 is: 94,333.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,767 : 43,182 = 43,182 : x
  2. Step 2: Convert to fraction form
    19,767/43,182 = 43,182/x
  3. Step 3: Cross multiply
    19,767x = 43,182 × 43,182
  4. Step 4: Simplify right side
    19,767x = 1,864,685,124
  5. Step 5: Solve for x
    x = 1,864,685,124/19,767
  6. Step 6: Final answer
    x = 94,333.24

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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.