Home / 13,463.26-20,193.46-3,603.54

Finding the Fourth Proportional to 13,463.26, 20,193.46 and 3,603.54

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Solution

The fourth proportional to 13,463.26, 20,193.46 and 3,603.54 is: 5,404.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463.26 : 20,193.46 = 3,603.54 : x
  2. Step 2: Convert to fraction form
    13,463.26/20,193.46 = 3,603.54/x
  3. Step 3: Cross multiply
    13,463.26x = 20,193.46 × 3,603.54
  4. Step 4: Simplify right side
    13,463.26x = 72,767,940.85
  5. Step 5: Solve for x
    x = 72,767,940.85/13,463.26
  6. Step 6: Final answer
    x = 5,404.93

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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.