Home / 36,635.46-54,890.51-20,007.20

Finding the Fourth Proportional to 36,635.46, 54,890.51 and 20,007.20

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Solution

The fourth proportional to 36,635.46, 54,890.51 and 20,007.20 is: 29,976.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,635.46 : 54,890.51 = 20,007.20 : x
  2. Step 2: Convert to fraction form
    36,635.46/54,890.51 = 20,007.20/x
  3. Step 3: Cross multiply
    36,635.46x = 54,890.51 × 20,007.20
  4. Step 4: Simplify right side
    36,635.46x = 1,098,205,037.18
  5. Step 5: Solve for x
    x = 1,098,205,037.18/36,635.46
  6. Step 6: Final answer
    x = 29,976.56

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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.