Home / 36,239.60-50,012.80-20,324.94

Finding the Fourth Proportional to 36,239.60, 50,012.80 and 20,324.94

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Solution

The fourth proportional to 36,239.60, 50,012.80 and 20,324.94 is: 28,049.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,239.60 : 50,012.80 = 20,324.94 : x
  2. Step 2: Convert to fraction form
    36,239.60/50,012.80 = 20,324.94/x
  3. Step 3: Cross multiply
    36,239.60x = 50,012.80 × 20,324.94
  4. Step 4: Simplify right side
    36,239.60x = 1,016,507,159.23
  5. Step 5: Solve for x
    x = 1,016,507,159.23/36,239.60
  6. Step 6: Final answer
    x = 28,049.62

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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.