Home / 13,657.28-20,483.53-3,797.33

Finding the Fourth Proportional to 13,657.28, 20,483.53 and 3,797.33

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Solution

The fourth proportional to 13,657.28, 20,483.53 and 3,797.33 is: 5,695.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,657.28 : 20,483.53 = 3,797.33 : x
  2. Step 2: Convert to fraction form
    13,657.28/20,483.53 = 3,797.33/x
  3. Step 3: Cross multiply
    13,657.28x = 20,483.53 × 3,797.33
  4. Step 4: Simplify right side
    13,657.28x = 77,782,747.64
  5. Step 5: Solve for x
    x = 77,782,747.64/13,657.28
  6. Step 6: Final answer
    x = 5,695.33

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