Home / 15,847.38-23,769.21-4,161.54

Finding the Fourth Proportional to 15,847.38, 23,769.21 and 4,161.54

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Solution

The fourth proportional to 15,847.38, 23,769.21 and 4,161.54 is: 6,241.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,847.38 : 23,769.21 = 4,161.54 : x
  2. Step 2: Convert to fraction form
    15,847.38/23,769.21 = 4,161.54/x
  3. Step 3: Cross multiply
    15,847.38x = 23,769.21 × 4,161.54
  4. Step 4: Simplify right side
    15,847.38x = 98,916,518.18
  5. Step 5: Solve for x
    x = 98,916,518.18/15,847.38
  6. Step 6: Final answer
    x = 6,241.82

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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.