Home / 28,843.44-43,170.92-15,662.96

Finding the Fourth Proportional to 28,843.44, 43,170.92 and 15,662.96

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Solution

The fourth proportional to 28,843.44, 43,170.92 and 15,662.96 is: 23,443.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,843.44 : 43,170.92 = 15,662.96 : x
  2. Step 2: Convert to fraction form
    28,843.44/43,170.92 = 15,662.96/x
  3. Step 3: Cross multiply
    28,843.44x = 43,170.92 × 15,662.96
  4. Step 4: Simplify right side
    28,843.44x = 676,184,393.12
  5. Step 5: Solve for x
    x = 676,184,393.12/28,843.44
  6. Step 6: Final answer
    x = 23,443.26

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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.