Home / 31,183.46-46,783.38-8,998.62

Finding the Fourth Proportional to 31,183.46, 46,783.38 and 8,998.62

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Solution

The fourth proportional to 31,183.46, 46,783.38 and 8,998.62 is: 13,500.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,183.46 : 46,783.38 = 8,998.62 : x
  2. Step 2: Convert to fraction form
    31,183.46/46,783.38 = 8,998.62/x
  3. Step 3: Cross multiply
    31,183.46x = 46,783.38 × 8,998.62
  4. Step 4: Simplify right side
    31,183.46x = 420,985,858.94
  5. Step 5: Solve for x
    x = 420,985,858.94/31,183.46
  6. Step 6: Final answer
    x = 13,500.29

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Double scale
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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.