Home / 16,836.88-25,255.44-7,474.38

Finding the Fourth Proportional to 16,836.88, 25,255.44 and 7,474.38

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Solution

The fourth proportional to 16,836.88, 25,255.44 and 7,474.38 is: 11,211.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.88 : 25,255.44 = 7,474.38 : x
  2. Step 2: Convert to fraction form
    16,836.88/25,255.44 = 7,474.38/x
  3. Step 3: Cross multiply
    16,836.88x = 25,255.44 × 7,474.38
  4. Step 4: Simplify right side
    16,836.88x = 188,768,651.58
  5. Step 5: Solve for x
    x = 188,768,651.58/16,836.88
  6. Step 6: Final answer
    x = 11,211.62

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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.