Home / 51,140.64-76,729.38-17,865.60

Finding the Fourth Proportional to 51,140.64, 76,729.38 and 17,865.60

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Solution

The fourth proportional to 51,140.64, 76,729.38 and 17,865.60 is: 26,804.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,140.64 : 76,729.38 = 17,865.60 : x
  2. Step 2: Convert to fraction form
    51,140.64/76,729.38 = 17,865.60/x
  3. Step 3: Cross multiply
    51,140.64x = 76,729.38 × 17,865.60
  4. Step 4: Simplify right side
    51,140.64x = 1,370,816,411.33
  5. Step 5: Solve for x
    x = 1,370,816,411.33/51,140.64
  6. Step 6: Final answer
    x = 26,804.83

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