Home / 38,425.03-57,644.24-11,770.41

Finding the Fourth Proportional to 38,425.03, 57,644.24 and 11,770.41

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Solution

The fourth proportional to 38,425.03, 57,644.24 and 11,770.41 is: 17,657.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,425.03 : 57,644.24 = 11,770.41 : x
  2. Step 2: Convert to fraction form
    38,425.03/57,644.24 = 11,770.41/x
  3. Step 3: Cross multiply
    38,425.03x = 57,644.24 × 11,770.41
  4. Step 4: Simplify right side
    38,425.03x = 678,496,338.94
  5. Step 5: Solve for x
    x = 678,496,338.94/38,425.03
  6. Step 6: Final answer
    x = 17,657.67

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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.