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Finding the Third Proportional to 17,889 and 35,325.75

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Solution

The third proportional to 17,889 and 35,325.75 is: 69,758.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,889 : 35,325.75 = 35,325.75 : x
  2. Step 2: Convert to fraction form
    17,889/35,325.75 = 35,325.75/x
  3. Step 3: Cross multiply
    17,889x = 35,325.75 × 35,325.75
  4. Step 4: Simplify right side
    17,889x = 1,247,908,613.06
  5. Step 5: Solve for x
    x = 1,247,908,613.06/17,889
  6. Step 6: Final answer
    x = 69,758.43

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.