Home / 36,636.37-54,958.20-16,920.56

Finding the Fourth Proportional to 36,636.37, 54,958.20 and 16,920.56

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Solution

The fourth proportional to 36,636.37, 54,958.20 and 16,920.56 is: 25,382.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,636.37 : 54,958.20 = 16,920.56 : x
  2. Step 2: Convert to fraction form
    36,636.37/54,958.20 = 16,920.56/x
  3. Step 3: Cross multiply
    36,636.37x = 54,958.20 × 16,920.56
  4. Step 4: Simplify right side
    36,636.37x = 929,923,594.54
  5. Step 5: Solve for x
    x = 929,923,594.54/36,636.37
  6. Step 6: Final answer
    x = 25,382.53

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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.