Home / 27,827.52-41,743.20-11,187.57

Finding the Fourth Proportional to 27,827.52, 41,743.20 and 11,187.57

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Solution

The fourth proportional to 27,827.52, 41,743.20 and 11,187.57 is: 16,782.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,827.52 : 41,743.20 = 11,187.57 : x
  2. Step 2: Convert to fraction form
    27,827.52/41,743.20 = 11,187.57/x
  3. Step 3: Cross multiply
    27,827.52x = 41,743.20 × 11,187.57
  4. Step 4: Simplify right side
    27,827.52x = 467,004,972.02
  5. Step 5: Solve for x
    x = 467,004,972.02/27,827.52
  6. Step 6: Final answer
    x = 16,782.13

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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.