Home / 13,166.82-19,751.76-4,399.74

Finding the Fourth Proportional to 13,166.82, 19,751.76 and 4,399.74

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Solution

The fourth proportional to 13,166.82, 19,751.76 and 4,399.74 is: 6,600.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,166.82 : 19,751.76 = 4,399.74 : x
  2. Step 2: Convert to fraction form
    13,166.82/19,751.76 = 4,399.74/x
  3. Step 3: Cross multiply
    13,166.82x = 19,751.76 × 4,399.74
  4. Step 4: Simplify right side
    13,166.82x = 86,902,608.54
  5. Step 5: Solve for x
    x = 86,902,608.54/13,166.82
  6. Step 6: Final answer
    x = 6,600.12

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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.