Home / 45,428.22-62,717.03-30,370.73

Finding the Fourth Proportional to 45,428.22, 62,717.03 and 30,370.73

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Solution

The fourth proportional to 45,428.22, 62,717.03 and 30,370.73 is: 41,929.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,428.22 : 62,717.03 = 30,370.73 : x
  2. Step 2: Convert to fraction form
    45,428.22/62,717.03 = 30,370.73/x
  3. Step 3: Cross multiply
    45,428.22x = 62,717.03 × 30,370.73
  4. Step 4: Simplify right side
    45,428.22x = 1,904,761,519.09
  5. Step 5: Solve for x
    x = 1,904,761,519.09/45,428.22
  6. Step 6: Final answer
    x = 41,929.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.