Home / 11,742.67-17,615.15-3,422.75

Finding the Fourth Proportional to 11,742.67, 17,615.15 and 3,422.75

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Solution

The fourth proportional to 11,742.67, 17,615.15 and 3,422.75 is: 5,134.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,742.67 : 17,615.15 = 3,422.75 : x
  2. Step 2: Convert to fraction form
    11,742.67/17,615.15 = 3,422.75/x
  3. Step 3: Cross multiply
    11,742.67x = 17,615.15 × 3,422.75
  4. Step 4: Simplify right side
    11,742.67x = 60,292,254.66
  5. Step 5: Solve for x
    x = 60,292,254.66/11,742.67
  6. Step 6: Final answer
    x = 5,134.46

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