Home / 19,292.14-28,940.33-6,141.43

Finding the Fourth Proportional to 19,292.14, 28,940.33 and 6,141.43

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Solution

The fourth proportional to 19,292.14, 28,940.33 and 6,141.43 is: 9,212.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,292.14 : 28,940.33 = 6,141.43 : x
  2. Step 2: Convert to fraction form
    19,292.14/28,940.33 = 6,141.43/x
  3. Step 3: Cross multiply
    19,292.14x = 28,940.33 × 6,141.43
  4. Step 4: Simplify right side
    19,292.14x = 177,735,010.87
  5. Step 5: Solve for x
    x = 177,735,010.87/19,292.14
  6. Step 6: Final answer
    x = 9,212.82

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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.