Home / 13,582.24-20,383.60-10,878.88

Finding the Fourth Proportional to 13,582.24, 20,383.60 and 10,878.88

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Solution

The fourth proportional to 13,582.24, 20,383.60 and 10,878.88 is: 16,326.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,582.24 : 20,383.60 = 10,878.88 : x
  2. Step 2: Convert to fraction form
    13,582.24/20,383.60 = 10,878.88/x
  3. Step 3: Cross multiply
    13,582.24x = 20,383.60 × 10,878.88
  4. Step 4: Simplify right side
    13,582.24x = 221,750,738.37
  5. Step 5: Solve for x
    x = 221,750,738.37/13,582.24
  6. Step 6: Final answer
    x = 16,326.52

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