Home / 19,863.52-29,795.24-5,072.43

Finding the Fourth Proportional to 19,863.52, 29,795.24 and 5,072.43

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Solution

The fourth proportional to 19,863.52, 29,795.24 and 5,072.43 is: 7,608.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,863.52 : 29,795.24 = 5,072.43 : x
  2. Step 2: Convert to fraction form
    19,863.52/29,795.24 = 5,072.43/x
  3. Step 3: Cross multiply
    19,863.52x = 29,795.24 × 5,072.43
  4. Step 4: Simplify right side
    19,863.52x = 151,134,269.23
  5. Step 5: Solve for x
    x = 151,134,269.23/19,863.52
  6. Step 6: Final answer
    x = 7,608.63

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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.