Home / 36,635.96-50,555.20-20,500.52

Finding the Fourth Proportional to 36,635.96, 50,555.20 and 20,500.52

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Solution

The fourth proportional to 36,635.96, 50,555.20 and 20,500.52 is: 28,289.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,635.96 : 50,555.20 = 20,500.52 : x
  2. Step 2: Convert to fraction form
    36,635.96/50,555.20 = 20,500.52/x
  3. Step 3: Cross multiply
    36,635.96x = 50,555.20 × 20,500.52
  4. Step 4: Simplify right side
    36,635.96x = 1,036,407,888.70
  5. Step 5: Solve for x
    x = 1,036,407,888.70/36,635.96
  6. Step 6: Final answer
    x = 28,289.36

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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.