Home / 25,375.37-38,065.61-8,733.21

Finding the Fourth Proportional to 25,375.37, 38,065.61 and 8,733.21

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Solution

The fourth proportional to 25,375.37, 38,065.61 and 8,733.21 is: 13,100.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,375.37 : 38,065.61 = 8,733.21 : x
  2. Step 2: Convert to fraction form
    25,375.37/38,065.61 = 8,733.21/x
  3. Step 3: Cross multiply
    25,375.37x = 38,065.61 × 8,733.21
  4. Step 4: Simplify right side
    25,375.37x = 332,434,795.87
  5. Step 5: Solve for x
    x = 332,434,795.87/25,375.37
  6. Step 6: Final answer
    x = 13,100.69

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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.