Home / 31,883.20-47,822.40-14,119.36

Finding the Fourth Proportional to 31,883.20, 47,822.40 and 14,119.36

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Solution

The fourth proportional to 31,883.20, 47,822.40 and 14,119.36 is: 21,177.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,883.20 : 47,822.40 = 14,119.36 : x
  2. Step 2: Convert to fraction form
    31,883.20/47,822.40 = 14,119.36/x
  3. Step 3: Cross multiply
    31,883.20x = 47,822.40 × 14,119.36
  4. Step 4: Simplify right side
    31,883.20x = 675,221,681.66
  5. Step 5: Solve for x
    x = 675,221,681.66/31,883.20
  6. Step 6: Final answer
    x = 21,177.98

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