Home / 16,858.80-25,286.22-7,499.04

Finding the Fourth Proportional to 16,858.80, 25,286.22 and 7,499.04

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Solution

The fourth proportional to 16,858.80, 25,286.22 and 7,499.04 is: 11,247.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858.80 : 25,286.22 = 7,499.04 : x
  2. Step 2: Convert to fraction form
    16,858.80/25,286.22 = 7,499.04/x
  3. Step 3: Cross multiply
    16,858.80x = 25,286.22 × 7,499.04
  4. Step 4: Simplify right side
    16,858.80x = 189,622,375.23
  5. Step 5: Solve for x
    x = 189,622,375.23/16,858.80
  6. Step 6: Final answer
    x = 11,247.68

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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.