Home / 20,362.84-30,544.24-5,571.89

Finding the Fourth Proportional to 20,362.84, 30,544.24 and 5,571.89

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Solution

The fourth proportional to 20,362.84, 30,544.24 and 5,571.89 is: 8,357.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362.84 : 30,544.24 = 5,571.89 : x
  2. Step 2: Convert to fraction form
    20,362.84/30,544.24 = 5,571.89/x
  3. Step 3: Cross multiply
    20,362.84x = 30,544.24 × 5,571.89
  4. Step 4: Simplify right side
    20,362.84x = 170,189,103.75
  5. Step 5: Solve for x
    x = 170,189,103.75/20,362.84
  6. Step 6: Final answer
    x = 8,357.83

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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.