Home / 13,734.32-20,604.94-6,343.96

Finding the Fourth Proportional to 13,734.32, 20,604.94 and 6,343.96

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Solution

The fourth proportional to 13,734.32, 20,604.94 and 6,343.96 is: 9,517.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,734.32 : 20,604.94 = 6,343.96 : x
  2. Step 2: Convert to fraction form
    13,734.32/20,604.94 = 6,343.96/x
  3. Step 3: Cross multiply
    13,734.32x = 20,604.94 × 6,343.96
  4. Step 4: Simplify right side
    13,734.32x = 130,716,915.16
  5. Step 5: Solve for x
    x = 130,716,915.16/13,734.32
  6. Step 6: Final answer
    x = 9,517.54

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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.