Home / 13,282.53-19,923.81-3,421.83

Finding the Fourth Proportional to 13,282.53, 19,923.81 and 3,421.83

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Solution

The fourth proportional to 13,282.53, 19,923.81 and 3,421.83 is: 5,132.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,282.53 : 19,923.81 = 3,421.83 : x
  2. Step 2: Convert to fraction form
    13,282.53/19,923.81 = 3,421.83/x
  3. Step 3: Cross multiply
    13,282.53x = 19,923.81 × 3,421.83
  4. Step 4: Simplify right side
    13,282.53x = 68,175,890.77
  5. Step 5: Solve for x
    x = 68,175,890.77/13,282.53
  6. Step 6: Final answer
    x = 5,132.75

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