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Finding the Third Proportional to 8,203.88 and 12,303.38

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Solution

The third proportional to 8,203.88 and 12,303.38 is: 18,451.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,203.88 : 12,303.38 = 12,303.38 : x
  2. Step 2: Convert to fraction form
    8,203.88/12,303.38 = 12,303.38/x
  3. Step 3: Cross multiply
    8,203.88x = 12,303.38 × 12,303.38
  4. Step 4: Simplify right side
    8,203.88x = 151,373,036.39
  5. Step 5: Solve for x
    x = 151,373,036.39/8,203.88
  6. Step 6: Final answer
    x = 18,451.41

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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.