Home / 36,658.14-54,996.39-20,013.72

Finding the Fourth Proportional to 36,658.14, 54,996.39 and 20,013.72

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Solution

The fourth proportional to 36,658.14, 54,996.39 and 20,013.72 is: 30,025.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,658.14 : 54,996.39 = 20,013.72 : x
  2. Step 2: Convert to fraction form
    36,658.14/54,996.39 = 20,013.72/x
  3. Step 3: Cross multiply
    36,658.14x = 54,996.39 × 20,013.72
  4. Step 4: Simplify right side
    36,658.14x = 1,100,682,350.47
  5. Step 5: Solve for x
    x = 1,100,682,350.47/36,658.14
  6. Step 6: Final answer
    x = 30,025.59

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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.