Home / 19,947.78-29,920.59-6,096.78

Finding the Fourth Proportional to 19,947.78, 29,920.59 and 6,096.78

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Solution

The fourth proportional to 19,947.78, 29,920.59 and 6,096.78 is: 9,144.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.78 : 29,920.59 = 6,096.78 : x
  2. Step 2: Convert to fraction form
    19,947.78/29,920.59 = 6,096.78/x
  3. Step 3: Cross multiply
    19,947.78x = 29,920.59 × 6,096.78
  4. Step 4: Simplify right side
    19,947.78x = 182,419,254.70
  5. Step 5: Solve for x
    x = 182,419,254.70/19,947.78
  6. Step 6: Final answer
    x = 9,144.84

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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.