Home / 13,342.46-20,012.06-5,550.26

Finding the Fourth Proportional to 13,342.46, 20,012.06 and 5,550.26

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Solution

The fourth proportional to 13,342.46, 20,012.06 and 5,550.26 is: 8,324.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,342.46 : 20,012.06 = 5,550.26 : x
  2. Step 2: Convert to fraction form
    13,342.46/20,012.06 = 5,550.26/x
  3. Step 3: Cross multiply
    13,342.46x = 20,012.06 × 5,550.26
  4. Step 4: Simplify right side
    13,342.46x = 111,072,136.14
  5. Step 5: Solve for x
    x = 111,072,136.14/13,342.46
  6. Step 6: Final answer
    x = 8,324.71

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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.