Home / 16,728.38-25,102.28-7,494.38

Finding the Fourth Proportional to 16,728.38, 25,102.28 and 7,494.38

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Solution

The fourth proportional to 16,728.38, 25,102.28 and 7,494.38 is: 11,245.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,728.38 : 25,102.28 = 7,494.38 : x
  2. Step 2: Convert to fraction form
    16,728.38/25,102.28 = 7,494.38/x
  3. Step 3: Cross multiply
    16,728.38x = 25,102.28 × 7,494.38
  4. Step 4: Simplify right side
    16,728.38x = 188,125,918.41
  5. Step 5: Solve for x
    x = 188,125,918.41/16,728.38
  6. Step 6: Final answer
    x = 11,245.92

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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.