Home / 16,249.38-24,370.98-7,921.02

Finding the Fourth Proportional to 16,249.38, 24,370.98 and 7,921.02

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Solution

The fourth proportional to 16,249.38, 24,370.98 and 7,921.02 is: 11,880.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,249.38 : 24,370.98 = 7,921.02 : x
  2. Step 2: Convert to fraction form
    16,249.38/24,370.98 = 7,921.02/x
  3. Step 3: Cross multiply
    16,249.38x = 24,370.98 × 7,921.02
  4. Step 4: Simplify right side
    16,249.38x = 193,042,898.14
  5. Step 5: Solve for x
    x = 193,042,898.14/16,249.38
  6. Step 6: Final answer
    x = 11,880.02

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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.