Home / 13,494.72-20,242.44-3,633.99

Finding the Fourth Proportional to 13,494.72, 20,242.44 and 3,633.99

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Solution

The fourth proportional to 13,494.72, 20,242.44 and 3,633.99 is: 5,451.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494.72 : 20,242.44 = 3,633.99 : x
  2. Step 2: Convert to fraction form
    13,494.72/20,242.44 = 3,633.99/x
  3. Step 3: Cross multiply
    13,494.72x = 20,242.44 × 3,633.99
  4. Step 4: Simplify right side
    13,494.72x = 73,560,824.54
  5. Step 5: Solve for x
    x = 73,560,824.54/13,494.72
  6. Step 6: Final answer
    x = 5,451.08

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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.