Home / 13,366.44-20,035.80-5,040.54

Finding the Fourth Proportional to 13,366.44, 20,035.80 and 5,040.54

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Solution

The fourth proportional to 13,366.44, 20,035.80 and 5,040.54 is: 7,555.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366.44 : 20,035.80 = 5,040.54 : x
  2. Step 2: Convert to fraction form
    13,366.44/20,035.80 = 5,040.54/x
  3. Step 3: Cross multiply
    13,366.44x = 20,035.80 × 5,040.54
  4. Step 4: Simplify right side
    13,366.44x = 100,991,251.33
  5. Step 5: Solve for x
    x = 100,991,251.33/13,366.44
  6. Step 6: Final answer
    x = 7,555.58

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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.