Home / 36,103.07-54,163.83-13,910.50

Finding the Fourth Proportional to 36,103.07, 54,163.83 and 13,910.50

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Solution

The fourth proportional to 36,103.07, 54,163.83 and 13,910.50 is: 20,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,103.07 : 54,163.83 = 13,910.50 : x
  2. Step 2: Convert to fraction form
    36,103.07/54,163.83 = 13,910.50/x
  3. Step 3: Cross multiply
    36,103.07x = 54,163.83 × 13,910.50
  4. Step 4: Simplify right side
    36,103.07x = 753,445,957.22
  5. Step 5: Solve for x
    x = 753,445,957.22/36,103.07
  6. Step 6: Final answer
    x = 20,869.30

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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.