Home / 27,957.75-41,881.26-18,103.95

Finding the Fourth Proportional to 27,957.75, 41,881.26 and 18,103.95

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Solution

The fourth proportional to 27,957.75, 41,881.26 and 18,103.95 is: 27,120.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,957.75 : 41,881.26 = 18,103.95 : x
  2. Step 2: Convert to fraction form
    27,957.75/41,881.26 = 18,103.95/x
  3. Step 3: Cross multiply
    27,957.75x = 41,881.26 × 18,103.95
  4. Step 4: Simplify right side
    27,957.75x = 758,216,236.98
  5. Step 5: Solve for x
    x = 758,216,236.98/27,957.75
  6. Step 6: Final answer
    x = 27,120.07

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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.