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Finding the Fourth Proportional to 23,855.64, 35,789.22 and 8,272.92

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Solution

The fourth proportional to 23,855.64, 35,789.22 and 8,272.92 is: 12,411.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,855.64 : 35,789.22 = 8,272.92 : x
  2. Step 2: Convert to fraction form
    23,855.64/35,789.22 = 8,272.92/x
  3. Step 3: Cross multiply
    23,855.64x = 35,789.22 × 8,272.92
  4. Step 4: Simplify right side
    23,855.64x = 296,081,353.92
  5. Step 5: Solve for x
    x = 296,081,353.92/23,855.64
  6. Step 6: Final answer
    x = 12,411.38

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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.