Home / 13,226.63-19,839.53-3,365.87

Finding the Fourth Proportional to 13,226.63, 19,839.53 and 3,365.87

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Solution

The fourth proportional to 13,226.63, 19,839.53 and 3,365.87 is: 5,048.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226.63 : 19,839.53 = 3,365.87 : x
  2. Step 2: Convert to fraction form
    13,226.63/19,839.53 = 3,365.87/x
  3. Step 3: Cross multiply
    13,226.63x = 19,839.53 × 3,365.87
  4. Step 4: Simplify right side
    13,226.63x = 66,777,188.06
  5. Step 5: Solve for x
    x = 66,777,188.06/13,226.63
  6. Step 6: Final answer
    x = 5,048.69

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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.