Home / 27,821.58-41,676.72-16,722.24

Finding the Fourth Proportional to 27,821.58, 41,676.72 and 16,722.24

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Solution

The fourth proportional to 27,821.58, 41,676.72 and 16,722.24 is: 25,049.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,821.58 : 41,676.72 = 16,722.24 : x
  2. Step 2: Convert to fraction form
    27,821.58/41,676.72 = 16,722.24/x
  3. Step 3: Cross multiply
    27,821.58x = 41,676.72 × 16,722.24
  4. Step 4: Simplify right side
    27,821.58x = 696,928,114.25
  5. Step 5: Solve for x
    x = 696,928,114.25/27,821.58
  6. Step 6: Final answer
    x = 25,049.91

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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.