Home / 36,791.42-50,768.57-20,875.73

Finding the Fourth Proportional to 36,791.42, 50,768.57 and 20,875.73

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Solution

The fourth proportional to 36,791.42, 50,768.57 and 20,875.73 is: 28,806.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,791.42 : 50,768.57 = 20,875.73 : x
  2. Step 2: Convert to fraction form
    36,791.42/50,768.57 = 20,875.73/x
  3. Step 3: Cross multiply
    36,791.42x = 50,768.57 × 20,875.73
  4. Step 4: Simplify right side
    36,791.42x = 1,059,830,758.15
  5. Step 5: Solve for x
    x = 1,059,830,758.15/36,791.42
  6. Step 6: Final answer
    x = 28,806.47

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Double scale
Find fourth proportional to 36,792.42, 50,769.95 and 20,876.73
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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.