Home / 10,027.44-15,040.44-4,481.28

Finding the Fourth Proportional to 10,027.44, 15,040.44 and 4,481.28

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Solution

The fourth proportional to 10,027.44, 15,040.44 and 4,481.28 is: 6,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,027.44 : 15,040.44 = 4,481.28 : x
  2. Step 2: Convert to fraction form
    10,027.44/15,040.44 = 4,481.28/x
  3. Step 3: Cross multiply
    10,027.44x = 15,040.44 × 4,481.28
  4. Step 4: Simplify right side
    10,027.44x = 67,400,422.96
  5. Step 5: Solve for x
    x = 67,400,422.96/10,027.44
  6. Step 6: Final answer
    x = 6,721.60

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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.