Home / 15,724.43-23,583.99-4,478.97

Finding the Fourth Proportional to 15,724.43, 23,583.99 and 4,478.97

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Solution

The fourth proportional to 15,724.43, 23,583.99 and 4,478.97 is: 6,717.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,724.43 : 23,583.99 = 4,478.97 : x
  2. Step 2: Convert to fraction form
    15,724.43/23,583.99 = 4,478.97/x
  3. Step 3: Cross multiply
    15,724.43x = 23,583.99 × 4,478.97
  4. Step 4: Simplify right side
    15,724.43x = 105,632,072.13
  5. Step 5: Solve for x
    x = 105,632,072.13/15,724.43
  6. Step 6: Final answer
    x = 6,717.71

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