Home / 38,504.26-57,756.39-12,206.95

Finding the Fourth Proportional to 38,504.26, 57,756.39 and 12,206.95

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Solution

The fourth proportional to 38,504.26, 57,756.39 and 12,206.95 is: 18,310.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,504.26 : 57,756.39 = 12,206.95 : x
  2. Step 2: Convert to fraction form
    38,504.26/57,756.39 = 12,206.95/x
  3. Step 3: Cross multiply
    38,504.26x = 57,756.39 × 12,206.95
  4. Step 4: Simplify right side
    38,504.26x = 705,029,568.29
  5. Step 5: Solve for x
    x = 705,029,568.29/38,504.26
  6. Step 6: Final answer
    x = 18,310.43

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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.