Home / 13,944.88-20,923.10-7,704.33

Finding the Fourth Proportional to 13,944.88, 20,923.10 and 7,704.33

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Solution

The fourth proportional to 13,944.88, 20,923.10 and 7,704.33 is: 11,559.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944.88 : 20,923.10 = 7,704.33 : x
  2. Step 2: Convert to fraction form
    13,944.88/20,923.10 = 7,704.33/x
  3. Step 3: Cross multiply
    13,944.88x = 20,923.10 × 7,704.33
  4. Step 4: Simplify right side
    13,944.88x = 161,198,467.02
  5. Step 5: Solve for x
    x = 161,198,467.02/13,944.88
  6. Step 6: Final answer
    x = 11,559.69

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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.