Home / 36,086.54-49,799.28-20,170.98

Finding the Fourth Proportional to 36,086.54, 49,799.28 and 20,170.98

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Solution

The fourth proportional to 36,086.54, 49,799.28 and 20,170.98 is: 27,835.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,086.54 : 49,799.28 = 20,170.98 : x
  2. Step 2: Convert to fraction form
    36,086.54/49,799.28 = 20,170.98/x
  3. Step 3: Cross multiply
    36,086.54x = 49,799.28 × 20,170.98
  4. Step 4: Simplify right side
    36,086.54x = 1,004,500,280.89
  5. Step 5: Solve for x
    x = 1,004,500,280.89/36,086.54
  6. Step 6: Final answer
    x = 27,835.87

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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.