Home / 19,049.30-28,573.63-5,198.30

Finding the Fourth Proportional to 19,049.30, 28,573.63 and 5,198.30

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Solution

The fourth proportional to 19,049.30, 28,573.63 and 5,198.30 is: 7,797.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,049.30 : 28,573.63 = 5,198.30 : x
  2. Step 2: Convert to fraction form
    19,049.30/28,573.63 = 5,198.30/x
  3. Step 3: Cross multiply
    19,049.30x = 28,573.63 × 5,198.30
  4. Step 4: Simplify right side
    19,049.30x = 148,534,300.83
  5. Step 5: Solve for x
    x = 148,534,300.83/19,049.30
  6. Step 6: Final answer
    x = 7,797.36

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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.