Home / 13,474.26-20,211.40-4,114.34

Finding the Fourth Proportional to 13,474.26, 20,211.40 and 4,114.34

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Solution

The fourth proportional to 13,474.26, 20,211.40 and 4,114.34 is: 6,171.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474.26 : 20,211.40 = 4,114.34 : x
  2. Step 2: Convert to fraction form
    13,474.26/20,211.40 = 4,114.34/x
  3. Step 3: Cross multiply
    13,474.26x = 20,211.40 × 4,114.34
  4. Step 4: Simplify right side
    13,474.26x = 83,156,571.48
  5. Step 5: Solve for x
    x = 83,156,571.48/13,474.26
  6. Step 6: Final answer
    x = 6,171.51

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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.