Home / 46,171.13-69,256.38-12,891.20

Finding the Fourth Proportional to 46,171.13, 69,256.38 and 12,891.20

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Solution

The fourth proportional to 46,171.13, 69,256.38 and 12,891.20 is: 19,336.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,171.13 : 69,256.38 = 12,891.20 : x
  2. Step 2: Convert to fraction form
    46,171.13/69,256.38 = 12,891.20/x
  3. Step 3: Cross multiply
    46,171.13x = 69,256.38 × 12,891.20
  4. Step 4: Simplify right side
    46,171.13x = 892,797,845.86
  5. Step 5: Solve for x
    x = 892,797,845.86/46,171.13
  6. Step 6: Final answer
    x = 19,336.71

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