Home / 36,101.92-49,820.28-20,185.96

Finding the Fourth Proportional to 36,101.92, 49,820.28 and 20,185.96

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Solution

The fourth proportional to 36,101.92, 49,820.28 and 20,185.96 is: 27,856.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,101.92 : 49,820.28 = 20,185.96 : x
  2. Step 2: Convert to fraction form
    36,101.92/49,820.28 = 20,185.96/x
  3. Step 3: Cross multiply
    36,101.92x = 49,820.28 × 20,185.96
  4. Step 4: Simplify right side
    36,101.92x = 1,005,670,179.27
  5. Step 5: Solve for x
    x = 1,005,670,179.27/36,101.92
  6. Step 6: Final answer
    x = 27,856.42

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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.