Home / 36,945.15-55,425.50-11,983.24

Finding the Fourth Proportional to 36,945.15, 55,425.50 and 11,983.24

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Solution

The fourth proportional to 36,945.15, 55,425.50 and 11,983.24 is: 17,977.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,945.15 : 55,425.50 = 11,983.24 : x
  2. Step 2: Convert to fraction form
    36,945.15/55,425.50 = 11,983.24/x
  3. Step 3: Cross multiply
    36,945.15x = 55,425.50 × 11,983.24
  4. Step 4: Simplify right side
    36,945.15x = 664,177,122.92
  5. Step 5: Solve for x
    x = 664,177,122.92/36,945.15
  6. Step 6: Final answer
    x = 17,977.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.