Home / 11,523.66-17,287.31-4,127.95

Finding the Fourth Proportional to 11,523.66, 17,287.31 and 4,127.95

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Solution

The fourth proportional to 11,523.66, 17,287.31 and 4,127.95 is: 6,192.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,523.66 : 17,287.31 = 4,127.95 : x
  2. Step 2: Convert to fraction form
    11,523.66/17,287.31 = 4,127.95/x
  3. Step 3: Cross multiply
    11,523.66x = 17,287.31 × 4,127.95
  4. Step 4: Simplify right side
    11,523.66x = 71,361,208.64
  5. Step 5: Solve for x
    x = 71,361,208.64/11,523.66
  6. Step 6: Final answer
    x = 6,192.58

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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.