Home / 48,914.10-67,517.49-28,769.94

Finding the Fourth Proportional to 48,914.10, 67,517.49 and 28,769.94

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Solution

The fourth proportional to 48,914.10, 67,517.49 and 28,769.94 is: 39,711.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,914.10 : 67,517.49 = 28,769.94 : x
  2. Step 2: Convert to fraction form
    48,914.10/67,517.49 = 28,769.94/x
  3. Step 3: Cross multiply
    48,914.10x = 67,517.49 × 28,769.94
  4. Step 4: Simplify right side
    48,914.10x = 1,942,474,136.25
  5. Step 5: Solve for x
    x = 1,942,474,136.25/48,914.10
  6. Step 6: Final answer
    x = 39,711.95

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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.