Home / 36,022.56-49,712.24-20,106.60

Finding the Fourth Proportional to 36,022.56, 49,712.24 and 20,106.60

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Solution

The fourth proportional to 36,022.56, 49,712.24 and 20,106.60 is: 27,747.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,022.56 : 49,712.24 = 20,106.60 : x
  2. Step 2: Convert to fraction form
    36,022.56/49,712.24 = 20,106.60/x
  3. Step 3: Cross multiply
    36,022.56x = 49,712.24 × 20,106.60
  4. Step 4: Simplify right side
    36,022.56x = 999,544,124.78
  5. Step 5: Solve for x
    x = 999,544,124.78/36,022.56
  6. Step 6: Final answer
    x = 27,747.73

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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.