Home / 36,489.14-50,358.07-20,576.89

Finding the Fourth Proportional to 36,489.14, 50,358.07 and 20,576.89

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Solution

The fourth proportional to 36,489.14, 50,358.07 and 20,576.89 is: 28,397.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,489.14 : 50,358.07 = 20,576.89 : x
  2. Step 2: Convert to fraction form
    36,489.14/50,358.07 = 20,576.89/x
  3. Step 3: Cross multiply
    36,489.14x = 50,358.07 × 20,576.89
  4. Step 4: Simplify right side
    36,489.14x = 1,036,212,467.00
  5. Step 5: Solve for x
    x = 1,036,212,467.00/36,489.14
  6. Step 6: Final answer
    x = 28,397.83

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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.