Home / 15,861.45-23,793.39-4,174.50

Finding the Fourth Proportional to 15,861.45, 23,793.39 and 4,174.50

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Solution

The fourth proportional to 15,861.45, 23,793.39 and 4,174.50 is: 6,262.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,861.45 : 23,793.39 = 4,174.50 : x
  2. Step 2: Convert to fraction form
    15,861.45/23,793.39 = 4,174.50/x
  3. Step 3: Cross multiply
    15,861.45x = 23,793.39 × 4,174.50
  4. Step 4: Simplify right side
    15,861.45x = 99,325,506.56
  5. Step 5: Solve for x
    x = 99,325,506.56/15,861.45
  6. Step 6: Final answer
    x = 6,262.07

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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.