Home / 36,150.74-49,889.07-20,234.78

Finding the Fourth Proportional to 36,150.74, 49,889.07 and 20,234.78

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Solution

The fourth proportional to 36,150.74, 49,889.07 and 20,234.78 is: 27,924.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,150.74 : 49,889.07 = 20,234.78 : x
  2. Step 2: Convert to fraction form
    36,150.74/49,889.07 = 20,234.78/x
  3. Step 3: Cross multiply
    36,150.74x = 49,889.07 × 20,234.78
  4. Step 4: Simplify right side
    36,150.74x = 1,009,494,106.41
  5. Step 5: Solve for x
    x = 1,009,494,106.41/36,150.74
  6. Step 6: Final answer
    x = 27,924.58

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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.