Home / 36,339.82-50,147.64-20,425.14

Finding the Fourth Proportional to 36,339.82, 50,147.64 and 20,425.14

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Solution

The fourth proportional to 36,339.82, 50,147.64 and 20,425.14 is: 28,185.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,339.82 : 50,147.64 = 20,425.14 : x
  2. Step 2: Convert to fraction form
    36,339.82/50,147.64 = 20,425.14/x
  3. Step 3: Cross multiply
    36,339.82x = 50,147.64 × 20,425.14
  4. Step 4: Simplify right side
    36,339.82x = 1,024,272,567.67
  5. Step 5: Solve for x
    x = 1,024,272,567.67/36,339.82
  6. Step 6: Final answer
    x = 28,185.96

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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.