Home / 18,806.46-25,942.20-11,736.96

Finding the Fourth Proportional to 18,806.46, 25,942.20 and 11,736.96

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Solution

The fourth proportional to 18,806.46, 25,942.20 and 11,736.96 is: 16,190.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,806.46 : 25,942.20 = 11,736.96 : x
  2. Step 2: Convert to fraction form
    18,806.46/25,942.20 = 11,736.96/x
  3. Step 3: Cross multiply
    18,806.46x = 25,942.20 × 11,736.96
  4. Step 4: Simplify right side
    18,806.46x = 304,482,563.71
  5. Step 5: Solve for x
    x = 304,482,563.71/18,806.46
  6. Step 6: Final answer
    x = 16,190.32

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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.