Home / 49,078.89-73,640.18-17,906.85

Finding the Fourth Proportional to 49,078.89, 73,640.18 and 17,906.85

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Solution

The fourth proportional to 49,078.89, 73,640.18 and 17,906.85 is: 26,868.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,078.89 : 73,640.18 = 17,906.85 : x
  2. Step 2: Convert to fraction form
    49,078.89/73,640.18 = 17,906.85/x
  3. Step 3: Cross multiply
    49,078.89x = 73,640.18 × 17,906.85
  4. Step 4: Simplify right side
    49,078.89x = 1,318,663,657.23
  5. Step 5: Solve for x
    x = 1,318,663,657.23/49,078.89
  6. Step 6: Final answer
    x = 26,868.25

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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.