Home / 36,536.15-50,420.12-21,425.73

Finding the Fourth Proportional to 36,536.15, 50,420.12 and 21,425.73

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Solution

The fourth proportional to 36,536.15, 50,420.12 and 21,425.73 is: 29,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,536.15 : 50,420.12 = 21,425.73 : x
  2. Step 2: Convert to fraction form
    36,536.15/50,420.12 = 21,425.73/x
  3. Step 3: Cross multiply
    36,536.15x = 50,420.12 × 21,425.73
  4. Step 4: Simplify right side
    36,536.15x = 1,080,287,770.56
  5. Step 5: Solve for x
    x = 1,080,287,770.56/36,536.15
  6. Step 6: Final answer
    x = 29,567.65

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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.