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Finding the Third Proportional to 30,673.13 and 45,003.38

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Solution

The third proportional to 30,673.13 and 45,003.38 is: 66,028.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,673.13 : 45,003.38 = 45,003.38 : x
  2. Step 2: Convert to fraction form
    30,673.13/45,003.38 = 45,003.38/x
  3. Step 3: Cross multiply
    30,673.13x = 45,003.38 × 45,003.38
  4. Step 4: Simplify right side
    30,673.13x = 2,025,303,761.39
  5. Step 5: Solve for x
    x = 2,025,303,761.39/30,673.13
  6. Step 6: Final answer
    x = 66,028.61

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.