Home / 36,418.86-50,257.96-20,508.43

Finding the Fourth Proportional to 36,418.86, 50,257.96 and 20,508.43

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Solution

The fourth proportional to 36,418.86, 50,257.96 and 20,508.43 is: 28,301.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,418.86 : 50,257.96 = 20,508.43 : x
  2. Step 2: Convert to fraction form
    36,418.86/50,257.96 = 20,508.43/x
  3. Step 3: Cross multiply
    36,418.86x = 50,257.96 × 20,508.43
  4. Step 4: Simplify right side
    36,418.86x = 1,030,711,854.60
  5. Step 5: Solve for x
    x = 1,030,711,854.60/36,418.86
  6. Step 6: Final answer
    x = 28,301.60

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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.