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Finding the Third Proportional to 19,194 and 40,668

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Solution

The third proportional to 19,194 and 40,668 is: 86,166.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,194 : 40,668 = 40,668 : x
  2. Step 2: Convert to fraction form
    19,194/40,668 = 40,668/x
  3. Step 3: Cross multiply
    19,194x = 40,668 × 40,668
  4. Step 4: Simplify right side
    19,194x = 1,653,886,224
  5. Step 5: Solve for x
    x = 1,653,886,224/19,194
  6. Step 6: Final answer
    x = 86,166.83

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.