Home / 13,464.43-20,195.10-3,604.48

Finding the Fourth Proportional to 13,464.43, 20,195.10 and 3,604.48

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Solution

The fourth proportional to 13,464.43, 20,195.10 and 3,604.48 is: 5,406.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464.43 : 20,195.10 = 3,604.48 : x
  2. Step 2: Convert to fraction form
    13,464.43/20,195.10 = 3,604.48/x
  3. Step 3: Cross multiply
    13,464.43x = 20,195.10 × 3,604.48
  4. Step 4: Simplify right side
    13,464.43x = 72,792,834.05
  5. Step 5: Solve for x
    x = 72,792,834.05/13,464.43
  6. Step 6: Final answer
    x = 5,406.31

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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.