Home / 36,481.69-50,338.33-20,566.81

Finding the Fourth Proportional to 36,481.69, 50,338.33 and 20,566.81

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Solution

The fourth proportional to 36,481.69, 50,338.33 and 20,566.81 is: 28,378.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,481.69 : 50,338.33 = 20,566.81 : x
  2. Step 2: Convert to fraction form
    36,481.69/50,338.33 = 20,566.81/x
  3. Step 3: Cross multiply
    36,481.69x = 50,338.33 × 20,566.81
  4. Step 4: Simplify right side
    36,481.69x = 1,035,298,868.83
  5. Step 5: Solve for x
    x = 1,035,298,868.83/36,481.69
  6. Step 6: Final answer
    x = 28,378.59

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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.