Home / 36,170.13-49,915.68-20,257.83

Finding the Fourth Proportional to 36,170.13, 49,915.68 and 20,257.83

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Solution

The fourth proportional to 36,170.13, 49,915.68 and 20,257.83 is: 27,956.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,170.13 : 49,915.68 = 20,257.83 : x
  2. Step 2: Convert to fraction form
    36,170.13/49,915.68 = 20,257.83/x
  3. Step 3: Cross multiply
    36,170.13x = 49,915.68 × 20,257.83
  4. Step 4: Simplify right side
    36,170.13x = 1,011,183,359.77
  5. Step 5: Solve for x
    x = 1,011,183,359.77/36,170.13
  6. Step 6: Final answer
    x = 27,956.31

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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.