Home / 15,761.28-23,644.26-5,766.54

Finding the Fourth Proportional to 15,761.28, 23,644.26 and 5,766.54

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Solution

The fourth proportional to 15,761.28, 23,644.26 and 5,766.54 is: 8,650.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,761.28 : 23,644.26 = 5,766.54 : x
  2. Step 2: Convert to fraction form
    15,761.28/23,644.26 = 5,766.54/x
  3. Step 3: Cross multiply
    15,761.28x = 23,644.26 × 5,766.54
  4. Step 4: Simplify right side
    15,761.28x = 136,345,571.06
  5. Step 5: Solve for x
    x = 136,345,571.06/15,761.28
  6. Step 6: Final answer
    x = 8,650.67

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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.