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Finding the Fourth Proportional to 41,777.61, 62,651.81 and 16,811.17

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Solution

The fourth proportional to 41,777.61, 62,651.81 and 16,811.17 is: 25,210.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,777.61 : 62,651.81 = 16,811.17 : x
  2. Step 2: Convert to fraction form
    41,777.61/62,651.81 = 16,811.17/x
  3. Step 3: Cross multiply
    41,777.61x = 62,651.81 × 16,811.17
  4. Step 4: Simplify right side
    41,777.61x = 1,053,250,228.72
  5. Step 5: Solve for x
    x = 1,053,250,228.72/41,777.61
  6. Step 6: Final answer
    x = 25,210.88

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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.