Home / 27,791.37-41,693.49-8,070.30

Finding the Fourth Proportional to 27,791.37, 41,693.49 and 8,070.30

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Solution

The fourth proportional to 27,791.37, 41,693.49 and 8,070.30 is: 12,107.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,791.37 : 41,693.49 = 8,070.30 : x
  2. Step 2: Convert to fraction form
    27,791.37/41,693.49 = 8,070.30/x
  3. Step 3: Cross multiply
    27,791.37x = 41,693.49 × 8,070.30
  4. Step 4: Simplify right side
    27,791.37x = 336,478,972.35
  5. Step 5: Solve for x
    x = 336,478,972.35/27,791.37
  6. Step 6: Final answer
    x = 12,107.32

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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.