Home / 18,500.33-25,538.78-11,794.95

Finding the Fourth Proportional to 18,500.33, 25,538.78 and 11,794.95

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Solution

The fourth proportional to 18,500.33, 25,538.78 and 11,794.95 is: 16,282.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,500.33 : 25,538.78 = 11,794.95 : x
  2. Step 2: Convert to fraction form
    18,500.33/25,538.78 = 11,794.95/x
  3. Step 3: Cross multiply
    18,500.33x = 25,538.78 × 11,794.95
  4. Step 4: Simplify right side
    18,500.33x = 301,228,446.49
  5. Step 5: Solve for x
    x = 301,228,446.49/18,500.33
  6. Step 6: Final answer
    x = 16,282.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.