Home / 11,514.25-17,279.58-4,942.32

Finding the Fourth Proportional to 11,514.25, 17,279.58 and 4,942.32

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Solution

The fourth proportional to 11,514.25, 17,279.58 and 4,942.32 is: 7,416.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,514.25 : 17,279.58 = 4,942.32 : x
  2. Step 2: Convert to fraction form
    11,514.25/17,279.58 = 4,942.32/x
  3. Step 3: Cross multiply
    11,514.25x = 17,279.58 × 4,942.32
  4. Step 4: Simplify right side
    11,514.25x = 85,401,139.76
  5. Step 5: Solve for x
    x = 85,401,139.76/11,514.25
  6. Step 6: Final answer
    x = 7,416.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.