Home / 13,834.56-20,734.56-6,911.04

Finding the Fourth Proportional to 13,834.56, 20,734.56 and 6,911.04

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Solution

The fourth proportional to 13,834.56, 20,734.56 and 6,911.04 is: 10,357.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.56 : 20,734.56 = 6,911.04 : x
  2. Step 2: Convert to fraction form
    13,834.56/20,734.56 = 6,911.04/x
  3. Step 3: Cross multiply
    13,834.56x = 20,734.56 × 6,911.04
  4. Step 4: Simplify right side
    13,834.56x = 143,297,373.54
  5. Step 5: Solve for x
    x = 143,297,373.54/13,834.56
  6. Step 6: Final answer
    x = 10,357.93

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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.