Home / 20,382.83-30,584.94-14,806.57

Finding the Fourth Proportional to 20,382.83, 30,584.94 and 14,806.57

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Solution

The fourth proportional to 20,382.83, 30,584.94 and 14,806.57 is: 22,217.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,382.83 : 30,584.94 = 14,806.57 : x
  2. Step 2: Convert to fraction form
    20,382.83/30,584.94 = 14,806.57/x
  3. Step 3: Cross multiply
    20,382.83x = 30,584.94 × 14,806.57
  4. Step 4: Simplify right side
    20,382.83x = 452,858,055.06
  5. Step 5: Solve for x
    x = 452,858,055.06/20,382.83
  6. Step 6: Final answer
    x = 22,217.62

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1.5x scale

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.