Home / 31,347.08-43,258.97-17,918.63

Finding the Fourth Proportional to 31,347.08, 43,258.97 and 17,918.63

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Solution

The fourth proportional to 31,347.08, 43,258.97 and 17,918.63 is: 24,727.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,347.08 : 43,258.97 = 17,918.63 : x
  2. Step 2: Convert to fraction form
    31,347.08/43,258.97 = 17,918.63/x
  3. Step 3: Cross multiply
    31,347.08x = 43,258.97 × 17,918.63
  4. Step 4: Simplify right side
    31,347.08x = 775,141,371.87
  5. Step 5: Solve for x
    x = 775,141,371.87/31,347.08
  6. Step 6: Final answer
    x = 24,727.70

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