Home / 23,176.20-34,755.66-12,078.12

Finding the Fourth Proportional to 23,176.20, 34,755.66 and 12,078.12

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Solution

The fourth proportional to 23,176.20, 34,755.66 and 12,078.12 is: 18,112.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,176.20 : 34,755.66 = 12,078.12 : x
  2. Step 2: Convert to fraction form
    23,176.20/34,755.66 = 12,078.12/x
  3. Step 3: Cross multiply
    23,176.20x = 34,755.66 × 12,078.12
  4. Step 4: Simplify right side
    23,176.20x = 419,783,032.16
  5. Step 5: Solve for x
    x = 419,783,032.16/23,176.20
  6. Step 6: Final answer
    x = 18,112.68

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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.