Home / 36,521.38-50,399.52-20,605.96

Finding the Fourth Proportional to 36,521.38, 50,399.52 and 20,605.96

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Solution

The fourth proportional to 36,521.38, 50,399.52 and 20,605.96 is: 28,436.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,521.38 : 50,399.52 = 20,605.96 : x
  2. Step 2: Convert to fraction form
    36,521.38/50,399.52 = 20,605.96/x
  3. Step 3: Cross multiply
    36,521.38x = 50,399.52 × 20,605.96
  4. Step 4: Simplify right side
    36,521.38x = 1,038,530,493.14
  5. Step 5: Solve for x
    x = 1,038,530,493.14/36,521.38
  6. Step 6: Final answer
    x = 28,436.23

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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.