Home / 36,743.12-50,709.46-20,825.86

Finding the Fourth Proportional to 36,743.12, 50,709.46 and 20,825.86

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Solution

The fourth proportional to 36,743.12, 50,709.46 and 20,825.86 is: 28,741.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,743.12 : 50,709.46 = 20,825.86 : x
  2. Step 2: Convert to fraction form
    36,743.12/50,709.46 = 20,825.86/x
  3. Step 3: Cross multiply
    36,743.12x = 50,709.46 × 20,825.86
  4. Step 4: Simplify right side
    36,743.12x = 1,056,068,114.64
  5. Step 5: Solve for x
    x = 1,056,068,114.64/36,743.12
  6. Step 6: Final answer
    x = 28,741.93

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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.