Home / 19,840.10-29,759.67-5,049.03

Finding the Fourth Proportional to 19,840.10, 29,759.67 and 5,049.03

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Solution

The fourth proportional to 19,840.10, 29,759.67 and 5,049.03 is: 7,573.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,840.10 : 29,759.67 = 5,049.03 : x
  2. Step 2: Convert to fraction form
    19,840.10/29,759.67 = 5,049.03/x
  3. Step 3: Cross multiply
    19,840.10x = 29,759.67 × 5,049.03
  4. Step 4: Simplify right side
    19,840.10x = 150,257,466.62
  5. Step 5: Solve for x
    x = 150,257,466.62/19,840.10
  6. Step 6: Final answer
    x = 7,573.42

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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.