Home / 19,239.62-28,862.35-6,757.47

Finding the Fourth Proportional to 19,239.62, 28,862.35 and 6,757.47

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Solution

The fourth proportional to 19,239.62, 28,862.35 and 6,757.47 is: 10,137.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,239.62 : 28,862.35 = 6,757.47 : x
  2. Step 2: Convert to fraction form
    19,239.62/28,862.35 = 6,757.47/x
  3. Step 3: Cross multiply
    19,239.62x = 28,862.35 × 6,757.47
  4. Step 4: Simplify right side
    19,239.62x = 195,036,447.36
  5. Step 5: Solve for x
    x = 195,036,447.36/19,239.62
  6. Step 6: Final answer
    x = 10,137.23

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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.