Home / 36,845.43-55,221.90-15,760.68

Finding the Fourth Proportional to 36,845.43, 55,221.90 and 15,760.68

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Solution

The fourth proportional to 36,845.43, 55,221.90 and 15,760.68 is: 23,621.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,845.43 : 55,221.90 = 15,760.68 : x
  2. Step 2: Convert to fraction form
    36,845.43/55,221.90 = 15,760.68/x
  3. Step 3: Cross multiply
    36,845.43x = 55,221.90 × 15,760.68
  4. Step 4: Simplify right side
    36,845.43x = 870,334,694.89
  5. Step 5: Solve for x
    x = 870,334,694.89/36,845.43
  6. Step 6: Final answer
    x = 23,621.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.