Home / 31,033.76-42,826.46-16,886.84

Finding the Fourth Proportional to 31,033.76, 42,826.46 and 16,886.84

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Solution

The fourth proportional to 31,033.76, 42,826.46 and 16,886.84 is: 23,303.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,033.76 : 42,826.46 = 16,886.84 : x
  2. Step 2: Convert to fraction form
    31,033.76/42,826.46 = 16,886.84/x
  3. Step 3: Cross multiply
    31,033.76x = 42,826.46 × 16,886.84
  4. Step 4: Simplify right side
    31,033.76x = 723,203,577.79
  5. Step 5: Solve for x
    x = 723,203,577.79/31,033.76
  6. Step 6: Final answer
    x = 23,303.77

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