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Finding the Third Proportional to 9,649.13 and 13,402.13

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Solution

The third proportional to 9,649.13 and 13,402.13 is: 18,614.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,649.13 : 13,402.13 = 13,402.13 : x
  2. Step 2: Convert to fraction form
    9,649.13/13,402.13 = 13,402.13/x
  3. Step 3: Cross multiply
    9,649.13x = 13,402.13 × 13,402.13
  4. Step 4: Simplify right side
    9,649.13x = 179,616,954.52
  5. Step 5: Solve for x
    x = 179,616,954.52/9,649.13
  6. Step 6: Final answer
    x = 18,614.84

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.