Home / 36,323.59-50,121.24-20,404.87

Finding the Fourth Proportional to 36,323.59, 50,121.24 and 20,404.87

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Solution

The fourth proportional to 36,323.59, 50,121.24 and 20,404.87 is: 28,155.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,323.59 : 50,121.24 = 20,404.87 : x
  2. Step 2: Convert to fraction form
    36,323.59/50,121.24 = 20,404.87/x
  3. Step 3: Cross multiply
    36,323.59x = 50,121.24 × 20,404.87
  4. Step 4: Simplify right side
    36,323.59x = 1,022,717,386.44
  5. Step 5: Solve for x
    x = 1,022,717,386.44/36,323.59
  6. Step 6: Final answer
    x = 28,155.74

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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.