Home / 19,198.24-28,797.60-6,886.24

Finding the Fourth Proportional to 19,198.24, 28,797.60 and 6,886.24

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Solution

The fourth proportional to 19,198.24, 28,797.60 and 6,886.24 is: 10,329.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,198.24 : 28,797.60 = 6,886.24 : x
  2. Step 2: Convert to fraction form
    19,198.24/28,797.60 = 6,886.24/x
  3. Step 3: Cross multiply
    19,198.24x = 28,797.60 × 6,886.24
  4. Step 4: Simplify right side
    19,198.24x = 198,307,185.02
  5. Step 5: Solve for x
    x = 198,307,185.02/19,198.24
  6. Step 6: Final answer
    x = 10,329.45

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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.