Home / 36,649.82-50,575.20-20,734.54

Finding the Fourth Proportional to 36,649.82, 50,575.20 and 20,734.54

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Solution

The fourth proportional to 36,649.82, 50,575.20 and 20,734.54 is: 28,612.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,649.82 : 50,575.20 = 20,734.54 : x
  2. Step 2: Convert to fraction form
    36,649.82/50,575.20 = 20,734.54/x
  3. Step 3: Cross multiply
    36,649.82x = 50,575.20 × 20,734.54
  4. Step 4: Simplify right side
    36,649.82x = 1,048,653,507.41
  5. Step 5: Solve for x
    x = 1,048,653,507.41/36,649.82
  6. Step 6: Final answer
    x = 28,612.79

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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.