Home / 19,231.43-28,845.52-6,081.89

Finding the Fourth Proportional to 19,231.43, 28,845.52 and 6,081.89

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Solution

The fourth proportional to 19,231.43, 28,845.52 and 6,081.89 is: 9,122.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,231.43 : 28,845.52 = 6,081.89 : x
  2. Step 2: Convert to fraction form
    19,231.43/28,845.52 = 6,081.89/x
  3. Step 3: Cross multiply
    19,231.43x = 28,845.52 × 6,081.89
  4. Step 4: Simplify right side
    19,231.43x = 175,435,120.20
  5. Step 5: Solve for x
    x = 175,435,120.20/19,231.43
  6. Step 6: Final answer
    x = 9,122.32

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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.