Home / 31,351.24-47,049.72-23,977

Finding the Fourth Proportional to 31,351.24, 47,049.72 and 23,977

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Solution

The fourth proportional to 31,351.24, 47,049.72 and 23,977 is: 35,982.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,351.24 : 47,049.72 = 23,977 : x
  2. Step 2: Convert to fraction form
    31,351.24/47,049.72 = 23,977/x
  3. Step 3: Cross multiply
    31,351.24x = 47,049.72 × 23,977
  4. Step 4: Simplify right side
    31,351.24x = 1,128,111,136.44
  5. Step 5: Solve for x
    x = 1,128,111,136.44/31,351.24
  6. Step 6: Final answer
    x = 35,982.98

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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.