Home / 28,902.44-43,353.67-8,125.94

Finding the Fourth Proportional to 28,902.44, 43,353.67 and 8,125.94

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Solution

The fourth proportional to 28,902.44, 43,353.67 and 8,125.94 is: 12,188.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,902.44 : 43,353.67 = 8,125.94 : x
  2. Step 2: Convert to fraction form
    28,902.44/43,353.67 = 8,125.94/x
  3. Step 3: Cross multiply
    28,902.44x = 43,353.67 × 8,125.94
  4. Step 4: Simplify right side
    28,902.44x = 352,289,321.20
  5. Step 5: Solve for x
    x = 352,289,321.20/28,902.44
  6. Step 6: Final answer
    x = 12,188.91

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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.