Home / 36,238.30-50,008.76-20,323.09

Finding the Fourth Proportional to 36,238.30, 50,008.76 and 20,323.09

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Solution

The fourth proportional to 36,238.30, 50,008.76 and 20,323.09 is: 28,045.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,238.30 : 50,008.76 = 20,323.09 : x
  2. Step 2: Convert to fraction form
    36,238.30/50,008.76 = 20,323.09/x
  3. Step 3: Cross multiply
    36,238.30x = 50,008.76 × 20,323.09
  4. Step 4: Simplify right side
    36,238.30x = 1,016,332,567.38
  5. Step 5: Solve for x
    x = 1,016,332,567.38/36,238.30
  6. Step 6: Final answer
    x = 28,045.81

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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.