Home / 16,855.83-25,283.55-4,375.80

Finding the Fourth Proportional to 16,855.83, 25,283.55 and 4,375.80

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Solution

The fourth proportional to 16,855.83, 25,283.55 and 4,375.80 is: 6,563.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,855.83 : 25,283.55 = 4,375.80 : x
  2. Step 2: Convert to fraction form
    16,855.83/25,283.55 = 4,375.80/x
  3. Step 3: Cross multiply
    16,855.83x = 25,283.55 × 4,375.80
  4. Step 4: Simplify right side
    16,855.83x = 110,635,758.09
  5. Step 5: Solve for x
    x = 110,635,758.09/16,855.83
  6. Step 6: Final answer
    x = 6,563.65

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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.