Home / 12,583.12-18,874.68-5,649.52

Finding the Fourth Proportional to 12,583.12, 18,874.68 and 5,649.52

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Solution

The fourth proportional to 12,583.12, 18,874.68 and 5,649.52 is: 8,474.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,583.12 : 18,874.68 = 5,649.52 : x
  2. Step 2: Convert to fraction form
    12,583.12/18,874.68 = 5,649.52/x
  3. Step 3: Cross multiply
    12,583.12x = 18,874.68 × 5,649.52
  4. Step 4: Simplify right side
    12,583.12x = 106,632,882.15
  5. Step 5: Solve for x
    x = 106,632,882.15/12,583.12
  6. Step 6: Final answer
    x = 8,474.28

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