Home / 36,424.56-50,270.68-20,512.12

Finding the Fourth Proportional to 36,424.56, 50,270.68 and 20,512.12

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Solution

The fourth proportional to 36,424.56, 50,270.68 and 20,512.12 is: 28,309.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,424.56 : 50,270.68 = 20,512.12 : x
  2. Step 2: Convert to fraction form
    36,424.56/50,270.68 = 20,512.12/x
  3. Step 3: Cross multiply
    36,424.56x = 50,270.68 × 20,512.12
  4. Step 4: Simplify right side
    36,424.56x = 1,031,158,220.64
  5. Step 5: Solve for x
    x = 1,031,158,220.64/36,424.56
  6. Step 6: Final answer
    x = 28,309.42

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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.