Home / 36,385.00-50,211.09-20,469.58

Finding the Fourth Proportional to 36,385.00, 50,211.09 and 20,469.58

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Solution

The fourth proportional to 36,385.00, 50,211.09 and 20,469.58 is: 28,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,385.00 : 50,211.09 = 20,469.58 : x
  2. Step 2: Convert to fraction form
    36,385.00/50,211.09 = 20,469.58/x
  3. Step 3: Cross multiply
    36,385.00x = 50,211.09 × 20,469.58
  4. Step 4: Simplify right side
    36,385.00x = 1,027,799,798.11
  5. Step 5: Solve for x
    x = 1,027,799,798.11/36,385.00
  6. Step 6: Final answer
    x = 28,247.90

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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.