Home / 36,842.22-55,226.20-21,042.06

Finding the Fourth Proportional to 36,842.22, 55,226.20 and 21,042.06

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Solution

The fourth proportional to 36,842.22, 55,226.20 and 21,042.06 is: 31,541.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,842.22 : 55,226.20 = 21,042.06 : x
  2. Step 2: Convert to fraction form
    36,842.22/55,226.20 = 21,042.06/x
  3. Step 3: Cross multiply
    36,842.22x = 55,226.20 × 21,042.06
  4. Step 4: Simplify right side
    36,842.22x = 1,162,073,013.97
  5. Step 5: Solve for x
    x = 1,162,073,013.97/36,842.22
  6. Step 6: Final answer
    x = 31,541.88

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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.