Home / 36,240.60-50,012.44-20,108.20

Finding the Fourth Proportional to 36,240.60, 50,012.44 and 20,108.20

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Solution

The fourth proportional to 36,240.60, 50,012.44 and 20,108.20 is: 27,749.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,240.60 : 50,012.44 = 20,108.20 : x
  2. Step 2: Convert to fraction form
    36,240.60/50,012.44 = 20,108.20/x
  3. Step 3: Cross multiply
    36,240.60x = 50,012.44 × 20,108.20
  4. Step 4: Simplify right side
    36,240.60x = 1,005,660,146.01
  5. Step 5: Solve for x
    x = 1,005,660,146.01/36,240.60
  6. Step 6: Final answer
    x = 27,749.54

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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.