Home / 31,822.40-47,620.20-27,707.60

Finding the Fourth Proportional to 31,822.40, 47,620.20 and 27,707.60

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Solution

The fourth proportional to 31,822.40, 47,620.20 and 27,707.60 is: 41,462.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,822.40 : 47,620.20 = 27,707.60 : x
  2. Step 2: Convert to fraction form
    31,822.40/47,620.20 = 27,707.60/x
  3. Step 3: Cross multiply
    31,822.40x = 47,620.20 × 27,707.60
  4. Step 4: Simplify right side
    31,822.40x = 1,319,441,453.52
  5. Step 5: Solve for x
    x = 1,319,441,453.52/31,822.40
  6. Step 6: Final answer
    x = 41,462.66

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