Home / 36,317.44-50,119.36-20,401.54

Finding the Fourth Proportional to 36,317.44, 50,119.36 and 20,401.54

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Solution

The fourth proportional to 36,317.44, 50,119.36 and 20,401.54 is: 28,154.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,317.44 : 50,119.36 = 20,401.54 : x
  2. Step 2: Convert to fraction form
    36,317.44/50,119.36 = 20,401.54/x
  3. Step 3: Cross multiply
    36,317.44x = 50,119.36 × 20,401.54
  4. Step 4: Simplify right side
    36,317.44x = 1,022,512,127.81
  5. Step 5: Solve for x
    x = 1,022,512,127.81/36,317.44
  6. Step 6: Final answer
    x = 28,154.85

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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.