Home / 13,226.06-19,839.18-3,365.31

Finding the Fourth Proportional to 13,226.06, 19,839.18 and 3,365.31

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Solution

The fourth proportional to 13,226.06, 19,839.18 and 3,365.31 is: 5,047.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226.06 : 19,839.18 = 3,365.31 : x
  2. Step 2: Convert to fraction form
    13,226.06/19,839.18 = 3,365.31/x
  3. Step 3: Cross multiply
    13,226.06x = 19,839.18 × 3,365.31
  4. Step 4: Simplify right side
    13,226.06x = 66,764,990.85
  5. Step 5: Solve for x
    x = 66,764,990.85/13,226.06
  6. Step 6: Final answer
    x = 5,047.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.