Home / 27,883.91-41,788.96-20,453.58

Finding the Fourth Proportional to 27,883.91, 41,788.96 and 20,453.58

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Solution

The fourth proportional to 27,883.91, 41,788.96 and 20,453.58 is: 30,653.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,883.91 : 41,788.96 = 20,453.58 : x
  2. Step 2: Convert to fraction form
    27,883.91/41,788.96 = 20,453.58/x
  3. Step 3: Cross multiply
    27,883.91x = 41,788.96 × 20,453.58
  4. Step 4: Simplify right side
    27,883.91x = 854,733,785.34
  5. Step 5: Solve for x
    x = 854,733,785.34/27,883.91
  6. Step 6: Final answer
    x = 30,653.29

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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.