Home / 13,844.93-20,764.29-3,982.01

Finding the Fourth Proportional to 13,844.93, 20,764.29 and 3,982.01

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Solution

The fourth proportional to 13,844.93, 20,764.29 and 3,982.01 is: 5,972.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844.93 : 20,764.29 = 3,982.01 : x
  2. Step 2: Convert to fraction form
    13,844.93/20,764.29 = 3,982.01/x
  3. Step 3: Cross multiply
    13,844.93x = 20,764.29 × 3,982.01
  4. Step 4: Simplify right side
    13,844.93x = 82,683,610.42
  5. Step 5: Solve for x
    x = 82,683,610.42/13,844.93
  6. Step 6: Final answer
    x = 5,972.12

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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.