Home / 36,493.83-50,360.70-20,578.85

Finding the Fourth Proportional to 36,493.83, 50,360.70 and 20,578.85

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Solution

The fourth proportional to 36,493.83, 50,360.70 and 20,578.85 is: 28,398.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,493.83 : 50,360.70 = 20,578.85 : x
  2. Step 2: Convert to fraction form
    36,493.83/50,360.70 = 20,578.85/x
  3. Step 3: Cross multiply
    36,493.83x = 50,360.70 × 20,578.85
  4. Step 4: Simplify right side
    36,493.83x = 1,036,365,291.20
  5. Step 5: Solve for x
    x = 1,036,365,291.20/36,493.83
  6. Step 6: Final answer
    x = 28,398.37

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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.