Home / 13,583.88-20,378.76-6,186.24

Finding the Fourth Proportional to 13,583.88, 20,378.76 and 6,186.24

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Solution

The fourth proportional to 13,583.88, 20,378.76 and 6,186.24 is: 9,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,583.88 : 20,378.76 = 6,186.24 : x
  2. Step 2: Convert to fraction form
    13,583.88/20,378.76 = 6,186.24/x
  3. Step 3: Cross multiply
    13,583.88x = 20,378.76 × 6,186.24
  4. Step 4: Simplify right side
    13,583.88x = 126,067,900.26
  5. Step 5: Solve for x
    x = 126,067,900.26/13,583.88
  6. Step 6: Final answer
    x = 9,280.70

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