Home / 13,188.62-19,784.76-4,426.04

Finding the Fourth Proportional to 13,188.62, 19,784.76 and 4,426.04

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Solution

The fourth proportional to 13,188.62, 19,784.76 and 4,426.04 is: 6,639.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,188.62 : 19,784.76 = 4,426.04 : x
  2. Step 2: Convert to fraction form
    13,188.62/19,784.76 = 4,426.04/x
  3. Step 3: Cross multiply
    13,188.62x = 19,784.76 × 4,426.04
  4. Step 4: Simplify right side
    13,188.62x = 87,568,172.01
  5. Step 5: Solve for x
    x = 87,568,172.01/13,188.62
  6. Step 6: Final answer
    x = 6,639.68

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