Home / 13,168.67-19,750.04-3,806.60

Finding the Fourth Proportional to 13,168.67, 19,750.04 and 3,806.60

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Solution

The fourth proportional to 13,168.67, 19,750.04 and 3,806.60 is: 5,709.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,168.67 : 19,750.04 = 3,806.60 : x
  2. Step 2: Convert to fraction form
    13,168.67/19,750.04 = 3,806.60/x
  3. Step 3: Cross multiply
    13,168.67x = 19,750.04 × 3,806.60
  4. Step 4: Simplify right side
    13,168.67x = 75,180,487.43
  5. Step 5: Solve for x
    x = 75,180,487.43/13,168.67
  6. Step 6: Final answer
    x = 5,709.04

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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.