Home / 13,463.43-20,193.60-3,603.48

Finding the Fourth Proportional to 13,463.43, 20,193.60 and 3,603.48

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Solution

The fourth proportional to 13,463.43, 20,193.60 and 3,603.48 is: 5,404.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463.43 : 20,193.60 = 3,603.48 : x
  2. Step 2: Convert to fraction form
    13,463.43/20,193.60 = 3,603.48/x
  3. Step 3: Cross multiply
    13,463.43x = 20,193.60 × 3,603.48
  4. Step 4: Simplify right side
    13,463.43x = 72,767,233.73
  5. Step 5: Solve for x
    x = 72,767,233.73/13,463.43
  6. Step 6: Final answer
    x = 5,404.81

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1.5x scale

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.