Home / 13,463.85-20,194.35-3,604.13

Finding the Fourth Proportional to 13,463.85, 20,194.35 and 3,604.13

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Solution

The fourth proportional to 13,463.85, 20,194.35 and 3,604.13 is: 5,405.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463.85 : 20,194.35 = 3,604.13 : x
  2. Step 2: Convert to fraction form
    13,463.85/20,194.35 = 3,604.13/x
  3. Step 3: Cross multiply
    13,463.85x = 20,194.35 × 3,604.13
  4. Step 4: Simplify right side
    13,463.85x = 72,782,961.69
  5. Step 5: Solve for x
    x = 72,782,961.69/13,463.85
  6. Step 6: Final answer
    x = 5,405.81

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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.