Home / 36,631.50-50,559.03-20,716.62

Finding the Fourth Proportional to 36,631.50, 50,559.03 and 20,716.62

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Solution

The fourth proportional to 36,631.50, 50,559.03 and 20,716.62 is: 28,593.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,631.50 : 50,559.03 = 20,716.62 : x
  2. Step 2: Convert to fraction form
    36,631.50/50,559.03 = 20,716.62/x
  3. Step 3: Cross multiply
    36,631.50x = 50,559.03 × 20,716.62
  4. Step 4: Simplify right side
    36,631.50x = 1,047,412,212.08
  5. Step 5: Solve for x
    x = 1,047,412,212.08/36,631.50
  6. Step 6: Final answer
    x = 28,593.21

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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.