Home / 17,870.06-24,643.68-11,891.36

Finding the Fourth Proportional to 17,870.06, 24,643.68 and 11,891.36

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Solution

The fourth proportional to 17,870.06, 24,643.68 and 11,891.36 is: 16,398.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,870.06 : 24,643.68 = 11,891.36 : x
  2. Step 2: Convert to fraction form
    17,870.06/24,643.68 = 11,891.36/x
  3. Step 3: Cross multiply
    17,870.06x = 24,643.68 × 11,891.36
  4. Step 4: Simplify right side
    17,870.06x = 293,046,870.60
  5. Step 5: Solve for x
    x = 293,046,870.60/17,870.06
  6. Step 6: Final answer
    x = 16,398.76

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