Home / 36,479.82-50,341.44-20,563.96

Finding the Fourth Proportional to 36,479.82, 50,341.44 and 20,563.96

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Solution

The fourth proportional to 36,479.82, 50,341.44 and 20,563.96 is: 28,377.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,479.82 : 50,341.44 = 20,563.96 : x
  2. Step 2: Convert to fraction form
    36,479.82/50,341.44 = 20,563.96/x
  3. Step 3: Cross multiply
    36,479.82x = 50,341.44 × 20,563.96
  4. Step 4: Simplify right side
    36,479.82x = 1,035,219,358.50
  5. Step 5: Solve for x
    x = 1,035,219,358.50/36,479.82
  6. Step 6: Final answer
    x = 28,377.86

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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.