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Finding the Fourth Proportional to 34,818.80, 52,141.80 and 27,906.80

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Solution

The fourth proportional to 34,818.80, 52,141.80 and 27,906.80 is: 41,790.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,818.80 : 52,141.80 = 27,906.80 : x
  2. Step 2: Convert to fraction form
    34,818.80/52,141.80 = 27,906.80/x
  3. Step 3: Cross multiply
    34,818.80x = 52,141.80 × 27,906.80
  4. Step 4: Simplify right side
    34,818.80x = 1,455,110,784.24
  5. Step 5: Solve for x
    x = 1,455,110,784.24/34,818.80
  6. Step 6: Final answer
    x = 41,790.95

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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.