Home / 27,883.05-41,787.66-20,452.72

Finding the Fourth Proportional to 27,883.05, 41,787.66 and 20,452.72

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Solution

The fourth proportional to 27,883.05, 41,787.66 and 20,452.72 is: 30,651.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,883.05 : 41,787.66 = 20,452.72 : x
  2. Step 2: Convert to fraction form
    27,883.05/41,787.66 = 20,452.72/x
  3. Step 3: Cross multiply
    27,883.05x = 41,787.66 × 20,452.72
  4. Step 4: Simplify right side
    27,883.05x = 854,671,102.70
  5. Step 5: Solve for x
    x = 854,671,102.70/27,883.05
  6. Step 6: Final answer
    x = 30,651.99

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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.