Home / 25,142.24-37,722-15,770.96

Finding the Fourth Proportional to 25,142.24, 37,722 and 15,770.96

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Solution

The fourth proportional to 25,142.24, 37,722 and 15,770.96 is: 23,661.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,142.24 : 37,722 = 15,770.96 : x
  2. Step 2: Convert to fraction form
    25,142.24/37,722 = 15,770.96/x
  3. Step 3: Cross multiply
    25,142.24x = 37,722 × 15,770.96
  4. Step 4: Simplify right side
    25,142.24x = 594,912,153.12
  5. Step 5: Solve for x
    x = 594,912,153.12/25,142.24
  6. Step 6: Final answer
    x = 23,661.86

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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.