Home / 36,299.16-50,093.15-20,385.09

Finding the Fourth Proportional to 36,299.16, 50,093.15 and 20,385.09

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Solution

The fourth proportional to 36,299.16, 50,093.15 and 20,385.09 is: 28,131.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,299.16 : 50,093.15 = 20,385.09 : x
  2. Step 2: Convert to fraction form
    36,299.16/50,093.15 = 20,385.09/x
  3. Step 3: Cross multiply
    36,299.16x = 50,093.15 × 20,385.09
  4. Step 4: Simplify right side
    36,299.16x = 1,021,153,269.21
  5. Step 5: Solve for x
    x = 1,021,153,269.21/36,299.16
  6. Step 6: Final answer
    x = 28,131.60

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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.