Home / 36,609.34-50,520.60-20,696.92

Finding the Fourth Proportional to 36,609.34, 50,520.60 and 20,696.92

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Solution

The fourth proportional to 36,609.34, 50,520.60 and 20,696.92 is: 28,561.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,609.34 : 50,520.60 = 20,696.92 : x
  2. Step 2: Convert to fraction form
    36,609.34/50,520.60 = 20,696.92/x
  3. Step 3: Cross multiply
    36,609.34x = 50,520.60 × 20,696.92
  4. Step 4: Simplify right side
    36,609.34x = 1,045,620,816.55
  5. Step 5: Solve for x
    x = 1,045,620,816.55/36,609.34
  6. Step 6: Final answer
    x = 28,561.59

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Half scale
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Double scale
Find fourth proportional to 36,610.34, 50,521.98 and 20,697.92
Similar ratio
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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.