Home / 15,190.62-22,789.26-4,662.09

Finding the Fourth Proportional to 15,190.62, 22,789.26 and 4,662.09

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Solution

The fourth proportional to 15,190.62, 22,789.26 and 4,662.09 is: 6,994.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,190.62 : 22,789.26 = 4,662.09 : x
  2. Step 2: Convert to fraction form
    15,190.62/22,789.26 = 4,662.09/x
  3. Step 3: Cross multiply
    15,190.62x = 22,789.26 × 4,662.09
  4. Step 4: Simplify right side
    15,190.62x = 106,245,581.15
  5. Step 5: Solve for x
    x = 106,245,581.15/15,190.62
  6. Step 6: Final answer
    x = 6,994.16

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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.