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Finding the Third Proportional to 9,451.69 and 14,223.09

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Solution

The third proportional to 9,451.69 and 14,223.09 is: 21,403.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,451.69 : 14,223.09 = 14,223.09 : x
  2. Step 2: Convert to fraction form
    9,451.69/14,223.09 = 14,223.09/x
  3. Step 3: Cross multiply
    9,451.69x = 14,223.09 × 14,223.09
  4. Step 4: Simplify right side
    9,451.69x = 202,296,395.82
  5. Step 5: Solve for x
    x = 202,296,395.82/9,451.69
  6. Step 6: Final answer
    x = 21,403.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.