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Finding the Fourth Proportional to 41,855.76, 57,760.70 and 22,992.75

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Solution

The fourth proportional to 41,855.76, 57,760.70 and 22,992.75 is: 31,729.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,855.76 : 57,760.70 = 22,992.75 : x
  2. Step 2: Convert to fraction form
    41,855.76/57,760.70 = 22,992.75/x
  3. Step 3: Cross multiply
    41,855.76x = 57,760.70 × 22,992.75
  4. Step 4: Simplify right side
    41,855.76x = 1,328,077,219.96
  5. Step 5: Solve for x
    x = 1,328,077,219.96/41,855.76
  6. Step 6: Final answer
    x = 31,729.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.