Home / 36,179.70-49,923.24-20,866.81

Finding the Fourth Proportional to 36,179.70, 49,923.24 and 20,866.81

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Solution

The fourth proportional to 36,179.70, 49,923.24 and 20,866.81 is: 28,793.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,179.70 : 49,923.24 = 20,866.81 : x
  2. Step 2: Convert to fraction form
    36,179.70/49,923.24 = 20,866.81/x
  3. Step 3: Cross multiply
    36,179.70x = 49,923.24 × 20,866.81
  4. Step 4: Simplify right side
    36,179.70x = 1,041,738,763.66
  5. Step 5: Solve for x
    x = 1,041,738,763.66/36,179.70
  6. Step 6: Final answer
    x = 28,793.46

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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.