Home / 12,042.38-18,063.66-3,722.37

Finding the Fourth Proportional to 12,042.38, 18,063.66 and 3,722.37

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Solution

The fourth proportional to 12,042.38, 18,063.66 and 3,722.37 is: 5,583.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.38 : 18,063.66 = 3,722.37 : x
  2. Step 2: Convert to fraction form
    12,042.38/18,063.66 = 3,722.37/x
  3. Step 3: Cross multiply
    12,042.38x = 18,063.66 × 3,722.37
  4. Step 4: Simplify right side
    12,042.38x = 67,239,626.07
  5. Step 5: Solve for x
    x = 67,239,626.07/12,042.38
  6. Step 6: Final answer
    x = 5,583.59

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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.