Home / 19,049.40-28,573.26-5,198.40

Finding the Fourth Proportional to 19,049.40, 28,573.26 and 5,198.40

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Solution

The fourth proportional to 19,049.40, 28,573.26 and 5,198.40 is: 7,797.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,049.40 : 28,573.26 = 5,198.40 : x
  2. Step 2: Convert to fraction form
    19,049.40/28,573.26 = 5,198.40/x
  3. Step 3: Cross multiply
    19,049.40x = 28,573.26 × 5,198.40
  4. Step 4: Simplify right side
    19,049.40x = 148,535,234.78
  5. Step 5: Solve for x
    x = 148,535,234.78/19,049.40
  6. Step 6: Final answer
    x = 7,797.37

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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.