Home / 13,761.67-20,622.26-6,153.73

Finding the Fourth Proportional to 13,761.67, 20,622.26 and 6,153.73

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Solution

The fourth proportional to 13,761.67, 20,622.26 and 6,153.73 is: 9,221.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,761.67 : 20,622.26 = 6,153.73 : x
  2. Step 2: Convert to fraction form
    13,761.67/20,622.26 = 6,153.73/x
  3. Step 3: Cross multiply
    13,761.67x = 20,622.26 × 6,153.73
  4. Step 4: Simplify right side
    13,761.67x = 126,903,820.03
  5. Step 5: Solve for x
    x = 126,903,820.03/13,761.67
  6. Step 6: Final answer
    x = 9,221.54

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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.