Home / 13,453.51-20,153.67-9,226.39

Finding the Fourth Proportional to 13,453.51, 20,153.67 and 9,226.39

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Solution

The fourth proportional to 13,453.51, 20,153.67 and 9,226.39 is: 13,821.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453.51 : 20,153.67 = 9,226.39 : x
  2. Step 2: Convert to fraction form
    13,453.51/20,153.67 = 9,226.39/x
  3. Step 3: Cross multiply
    13,453.51x = 20,153.67 × 9,226.39
  4. Step 4: Simplify right side
    13,453.51x = 185,945,619.35
  5. Step 5: Solve for x
    x = 185,945,619.35/13,453.51
  6. Step 6: Final answer
    x = 13,821.35

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