Home / 36,087.32-49,800.36-20,171.76

Finding the Fourth Proportional to 36,087.32, 49,800.36 and 20,171.76

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Solution

The fourth proportional to 36,087.32, 49,800.36 and 20,171.76 is: 27,836.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,087.32 : 49,800.36 = 20,171.76 : x
  2. Step 2: Convert to fraction form
    36,087.32/49,800.36 = 20,171.76/x
  3. Step 3: Cross multiply
    36,087.32x = 49,800.36 × 20,171.76
  4. Step 4: Simplify right side
    36,087.32x = 1,004,560,909.83
  5. Step 5: Solve for x
    x = 1,004,560,909.83/36,087.32
  6. Step 6: Final answer
    x = 27,836.95

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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.