Home / 36,790.57-50,771.09-20,874.98

Finding the Fourth Proportional to 36,790.57, 50,771.09 and 20,874.98

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Solution

The fourth proportional to 36,790.57, 50,771.09 and 20,874.98 is: 28,807.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,790.57 : 50,771.09 = 20,874.98 : x
  2. Step 2: Convert to fraction form
    36,790.57/50,771.09 = 20,874.98/x
  3. Step 3: Cross multiply
    36,790.57x = 50,771.09 × 20,874.98
  4. Step 4: Simplify right side
    36,790.57x = 1,059,845,667.44
  5. Step 5: Solve for x
    x = 1,059,845,667.44/36,790.57
  6. Step 6: Final answer
    x = 28,807.53

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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.