Home / 15,858.75-23,789.49-4,171.97

Finding the Fourth Proportional to 15,858.75, 23,789.49 and 4,171.97

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Solution

The fourth proportional to 15,858.75, 23,789.49 and 4,171.97 is: 6,258.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,858.75 : 23,789.49 = 4,171.97 : x
  2. Step 2: Convert to fraction form
    15,858.75/23,789.49 = 4,171.97/x
  3. Step 3: Cross multiply
    15,858.75x = 23,789.49 × 4,171.97
  4. Step 4: Simplify right side
    15,858.75x = 99,249,038.60
  5. Step 5: Solve for x
    x = 99,249,038.60/15,858.75
  6. Step 6: Final answer
    x = 6,258.31

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