Home / 36,697.35-50,645.48-20,784.63

Finding the Fourth Proportional to 36,697.35, 50,645.48 and 20,784.63

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Solution

The fourth proportional to 36,697.35, 50,645.48 and 20,784.63 is: 28,684.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,697.35 : 50,645.48 = 20,784.63 : x
  2. Step 2: Convert to fraction form
    36,697.35/50,645.48 = 20,784.63/x
  3. Step 3: Cross multiply
    36,697.35x = 50,645.48 × 20,784.63
  4. Step 4: Simplify right side
    36,697.35x = 1,052,647,459.05
  5. Step 5: Solve for x
    x = 1,052,647,459.05/36,697.35
  6. Step 6: Final answer
    x = 28,684.56

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Double scale
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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.