Home / 19,239.76-28,862.52-6,757.58

Finding the Fourth Proportional to 19,239.76, 28,862.52 and 6,757.58

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Solution

The fourth proportional to 19,239.76, 28,862.52 and 6,757.58 is: 10,137.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,239.76 : 28,862.52 = 6,757.58 : x
  2. Step 2: Convert to fraction form
    19,239.76/28,862.52 = 6,757.58/x
  3. Step 3: Cross multiply
    19,239.76x = 28,862.52 × 6,757.58
  4. Step 4: Simplify right side
    19,239.76x = 195,040,918.79
  5. Step 5: Solve for x
    x = 195,040,918.79/19,239.76
  6. Step 6: Final answer
    x = 10,137.39

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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.