Home / 13,704.06-20,555.37-3,844.02

Finding the Fourth Proportional to 13,704.06, 20,555.37 and 3,844.02

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Solution

The fourth proportional to 13,704.06, 20,555.37 and 3,844.02 is: 5,765.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,704.06 : 20,555.37 = 3,844.02 : x
  2. Step 2: Convert to fraction form
    13,704.06/20,555.37 = 3,844.02/x
  3. Step 3: Cross multiply
    13,704.06x = 20,555.37 × 3,844.02
  4. Step 4: Simplify right side
    13,704.06x = 79,015,253.39
  5. Step 5: Solve for x
    x = 79,015,253.39/13,704.06
  6. Step 6: Final answer
    x = 5,765.83

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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.