Home / 13,585.23-20,377.85-3,724.56

Finding the Fourth Proportional to 13,585.23, 20,377.85 and 3,724.56

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Solution

The fourth proportional to 13,585.23, 20,377.85 and 3,724.56 is: 5,586.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,585.23 : 20,377.85 = 3,724.56 : x
  2. Step 2: Convert to fraction form
    13,585.23/20,377.85 = 3,724.56/x
  3. Step 3: Cross multiply
    13,585.23x = 20,377.85 × 3,724.56
  4. Step 4: Simplify right side
    13,585.23x = 75,898,506.37
  5. Step 5: Solve for x
    x = 75,898,506.37/13,585.23
  6. Step 6: Final answer
    x = 5,586.84

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