Home / 32,121.36-48,183.30-8,747.73

Finding the Fourth Proportional to 32,121.36, 48,183.30 and 8,747.73

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Solution

The fourth proportional to 32,121.36, 48,183.30 and 8,747.73 is: 13,121.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,121.36 : 48,183.30 = 8,747.73 : x
  2. Step 2: Convert to fraction form
    32,121.36/48,183.30 = 8,747.73/x
  3. Step 3: Cross multiply
    32,121.36x = 48,183.30 × 8,747.73
  4. Step 4: Simplify right side
    32,121.36x = 421,494,498.91
  5. Step 5: Solve for x
    x = 421,494,498.91/32,121.36
  6. Step 6: Final answer
    x = 13,121.94

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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.