Home / 11,418.54-17,127.77-4,022.16

Finding the Fourth Proportional to 11,418.54, 17,127.77 and 4,022.16

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Solution

The fourth proportional to 11,418.54, 17,127.77 and 4,022.16 is: 6,033.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,418.54 : 17,127.77 = 4,022.16 : x
  2. Step 2: Convert to fraction form
    11,418.54/17,127.77 = 4,022.16/x
  3. Step 3: Cross multiply
    11,418.54x = 17,127.77 × 4,022.16
  4. Step 4: Simplify right side
    11,418.54x = 68,890,611.27
  5. Step 5: Solve for x
    x = 68,890,611.27/11,418.54
  6. Step 6: Final answer
    x = 6,033.22

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1.5x scale

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.