Home / 36,385.10-50,211.36-20,469.56

Finding the Fourth Proportional to 36,385.10, 50,211.36 and 20,469.56

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Solution

The fourth proportional to 36,385.10, 50,211.36 and 20,469.56 is: 28,247.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,385.10 : 50,211.36 = 20,469.56 : x
  2. Step 2: Convert to fraction form
    36,385.10/50,211.36 = 20,469.56/x
  3. Step 3: Cross multiply
    36,385.10x = 50,211.36 × 20,469.56
  4. Step 4: Simplify right side
    36,385.10x = 1,027,804,195.14
  5. Step 5: Solve for x
    x = 1,027,804,195.14/36,385.10
  6. Step 6: Final answer
    x = 28,247.95

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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.