Home / 11,946.69-17,919.32-3,626.77

Finding the Fourth Proportional to 11,946.69, 17,919.32 and 3,626.77

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Solution

The fourth proportional to 11,946.69, 17,919.32 and 3,626.77 is: 5,439.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,946.69 : 17,919.32 = 3,626.77 : x
  2. Step 2: Convert to fraction form
    11,946.69/17,919.32 = 3,626.77/x
  3. Step 3: Cross multiply
    11,946.69x = 17,919.32 × 3,626.77
  4. Step 4: Simplify right side
    11,946.69x = 64,989,252.20
  5. Step 5: Solve for x
    x = 64,989,252.20/11,946.69
  6. Step 6: Final answer
    x = 5,439.94

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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.