Home / 25,968.24-38,903.40-12,805.20

Finding the Fourth Proportional to 25,968.24, 38,903.40 and 12,805.20

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Solution

The fourth proportional to 25,968.24, 38,903.40 and 12,805.20 is: 19,183.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,968.24 : 38,903.40 = 12,805.20 : x
  2. Step 2: Convert to fraction form
    25,968.24/38,903.40 = 12,805.20/x
  3. Step 3: Cross multiply
    25,968.24x = 38,903.40 × 12,805.20
  4. Step 4: Simplify right side
    25,968.24x = 498,165,817.68
  5. Step 5: Solve for x
    x = 498,165,817.68/25,968.24
  6. Step 6: Final answer
    x = 19,183.66

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