Home / 36,883.76-55,313.82-11,918.48

Finding the Fourth Proportional to 36,883.76, 55,313.82 and 11,918.48

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Solution

The fourth proportional to 36,883.76, 55,313.82 and 11,918.48 is: 17,873.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,883.76 : 55,313.82 = 11,918.48 : x
  2. Step 2: Convert to fraction form
    36,883.76/55,313.82 = 11,918.48/x
  3. Step 3: Cross multiply
    36,883.76x = 55,313.82 × 11,918.48
  4. Step 4: Simplify right side
    36,883.76x = 659,256,380.82
  5. Step 5: Solve for x
    x = 659,256,380.82/36,883.76
  6. Step 6: Final answer
    x = 17,873.90

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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.