Home / 11,299.08-16,942.44-8,974.02

Finding the Fourth Proportional to 11,299.08, 16,942.44 and 8,974.02

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Solution

The fourth proportional to 11,299.08, 16,942.44 and 8,974.02 is: 13,456.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.08 : 16,942.44 = 8,974.02 : x
  2. Step 2: Convert to fraction form
    11,299.08/16,942.44 = 8,974.02/x
  3. Step 3: Cross multiply
    11,299.08x = 16,942.44 × 8,974.02
  4. Step 4: Simplify right side
    11,299.08x = 152,041,795.41
  5. Step 5: Solve for x
    x = 152,041,795.41/11,299.08
  6. Step 6: Final answer
    x = 13,456.12

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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.