Home / 11,727.72-17,581.86-4,330.80

Finding the Fourth Proportional to 11,727.72, 17,581.86 and 4,330.80

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Solution

The fourth proportional to 11,727.72, 17,581.86 and 4,330.80 is: 6,492.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.72 : 17,581.86 = 4,330.80 : x
  2. Step 2: Convert to fraction form
    11,727.72/17,581.86 = 4,330.80/x
  3. Step 3: Cross multiply
    11,727.72x = 17,581.86 × 4,330.80
  4. Step 4: Simplify right side
    11,727.72x = 76,143,519.29
  5. Step 5: Solve for x
    x = 76,143,519.29/11,727.72
  6. Step 6: Final answer
    x = 6,492.61

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