Home / 36,780.88-55,163.11-17,056.87

Finding the Fourth Proportional to 36,780.88, 55,163.11 and 17,056.87

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Solution

The fourth proportional to 36,780.88, 55,163.11 and 17,056.87 is: 25,581.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,780.88 : 55,163.11 = 17,056.87 : x
  2. Step 2: Convert to fraction form
    36,780.88/55,163.11 = 17,056.87/x
  3. Step 3: Cross multiply
    36,780.88x = 55,163.11 × 17,056.87
  4. Step 4: Simplify right side
    36,780.88x = 940,909,910.78
  5. Step 5: Solve for x
    x = 940,909,910.78/36,780.88
  6. Step 6: Final answer
    x = 25,581.50

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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.