Home / 27,961.60-41,942.40-7,184.96

Finding the Fourth Proportional to 27,961.60, 41,942.40 and 7,184.96

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Solution

The fourth proportional to 27,961.60, 41,942.40 and 7,184.96 is: 10,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,961.60 : 41,942.40 = 7,184.96 : x
  2. Step 2: Convert to fraction form
    27,961.60/41,942.40 = 7,184.96/x
  3. Step 3: Cross multiply
    27,961.60x = 41,942.40 × 7,184.96
  4. Step 4: Simplify right side
    27,961.60x = 301,354,466.30
  5. Step 5: Solve for x
    x = 301,354,466.30/27,961.60
  6. Step 6: Final answer
    x = 10,777.44

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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.