Home / 11,217.81-16,829.19-3,427.23

Finding the Fourth Proportional to 11,217.81, 16,829.19 and 3,427.23

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Solution

The fourth proportional to 11,217.81, 16,829.19 and 3,427.23 is: 5,141.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217.81 : 16,829.19 = 3,427.23 : x
  2. Step 2: Convert to fraction form
    11,217.81/16,829.19 = 3,427.23/x
  3. Step 3: Cross multiply
    11,217.81x = 16,829.19 × 3,427.23
  4. Step 4: Simplify right side
    11,217.81x = 57,677,504.84
  5. Step 5: Solve for x
    x = 57,677,504.84/11,217.81
  6. Step 6: Final answer
    x = 5,141.60

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