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Finding the Fourth Proportional to 10,295.91, 15,471.18 and 5,619.33

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Solution

The fourth proportional to 10,295.91, 15,471.18 and 5,619.33 is: 8,443.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295.91 : 15,471.18 = 5,619.33 : x
  2. Step 2: Convert to fraction form
    10,295.91/15,471.18 = 5,619.33/x
  3. Step 3: Cross multiply
    10,295.91x = 15,471.18 × 5,619.33
  4. Step 4: Simplify right side
    10,295.91x = 86,937,665.91
  5. Step 5: Solve for x
    x = 86,937,665.91/10,295.91
  6. Step 6: Final answer
    x = 8,443.90

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