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Finding the Third Proportional to 18,810 and 25,071

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Solution

The third proportional to 18,810 and 25,071 is: 33,416.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,810 : 25,071 = 25,071 : x
  2. Step 2: Convert to fraction form
    18,810/25,071 = 25,071/x
  3. Step 3: Cross multiply
    18,810x = 25,071 × 25,071
  4. Step 4: Simplify right side
    18,810x = 628,555,041
  5. Step 5: Solve for x
    x = 628,555,041/18,810
  6. Step 6: Final answer
    x = 33,416.00

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.