Home / 15,493.70-23,240.34-3,806.82

Finding the Fourth Proportional to 15,493.70, 23,240.34 and 3,806.82

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Solution

The fourth proportional to 15,493.70, 23,240.34 and 3,806.82 is: 5,710.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,493.70 : 23,240.34 = 3,806.82 : x
  2. Step 2: Convert to fraction form
    15,493.70/23,240.34 = 3,806.82/x
  3. Step 3: Cross multiply
    15,493.70x = 23,240.34 × 3,806.82
  4. Step 4: Simplify right side
    15,493.70x = 88,471,791.12
  5. Step 5: Solve for x
    x = 88,471,791.12/15,493.70
  6. Step 6: Final answer
    x = 5,710.18

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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.