Home / 19,293.33-28,942.07-6,142.62

Finding the Fourth Proportional to 19,293.33, 28,942.07 and 6,142.62

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Solution

The fourth proportional to 19,293.33, 28,942.07 and 6,142.62 is: 9,214.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,293.33 : 28,942.07 = 6,142.62 : x
  2. Step 2: Convert to fraction form
    19,293.33/28,942.07 = 6,142.62/x
  3. Step 3: Cross multiply
    19,293.33x = 28,942.07 × 6,142.62
  4. Step 4: Simplify right side
    19,293.33x = 177,780,138.02
  5. Step 5: Solve for x
    x = 177,780,138.02/19,293.33
  6. Step 6: Final answer
    x = 9,214.59

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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.