Home / 15,906.75-23,856.18-5,376.54

Finding the Fourth Proportional to 15,906.75, 23,856.18 and 5,376.54

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Solution

The fourth proportional to 15,906.75, 23,856.18 and 5,376.54 is: 8,063.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,906.75 : 23,856.18 = 5,376.54 : x
  2. Step 2: Convert to fraction form
    15,906.75/23,856.18 = 5,376.54/x
  3. Step 3: Cross multiply
    15,906.75x = 23,856.18 × 5,376.54
  4. Step 4: Simplify right side
    15,906.75x = 128,263,604.27
  5. Step 5: Solve for x
    x = 128,263,604.27/15,906.75
  6. Step 6: Final answer
    x = 8,063.47

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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.