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Finding the Fourth Proportional to 27,093.77, 40,644.54 and 8,375.44

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Solution

The fourth proportional to 27,093.77, 40,644.54 and 8,375.44 is: 12,564.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,093.77 : 40,644.54 = 8,375.44 : x
  2. Step 2: Convert to fraction form
    27,093.77/40,644.54 = 8,375.44/x
  3. Step 3: Cross multiply
    27,093.77x = 40,644.54 × 8,375.44
  4. Step 4: Simplify right side
    27,093.77x = 340,415,661.00
  5. Step 5: Solve for x
    x = 340,415,661.00/27,093.77
  6. Step 6: Final answer
    x = 12,564.35

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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.