Home / 31,289.91-43,184.19-17,858.09

Finding the Fourth Proportional to 31,289.91, 43,184.19 and 17,858.09

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Solution

The fourth proportional to 31,289.91, 43,184.19 and 17,858.09 is: 24,646.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,289.91 : 43,184.19 = 17,858.09 : x
  2. Step 2: Convert to fraction form
    31,289.91/43,184.19 = 17,858.09/x
  3. Step 3: Cross multiply
    31,289.91x = 43,184.19 × 17,858.09
  4. Step 4: Simplify right side
    31,289.91x = 771,186,935.68
  5. Step 5: Solve for x
    x = 771,186,935.68/31,289.91
  6. Step 6: Final answer
    x = 24,646.51

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