Home / 18,630.43-27,884.55-10,183.99

Finding the Fourth Proportional to 18,630.43, 27,884.55 and 10,183.99

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Solution

The fourth proportional to 18,630.43, 27,884.55 and 10,183.99 is: 15,242.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,630.43 : 27,884.55 = 10,183.99 : x
  2. Step 2: Convert to fraction form
    18,630.43/27,884.55 = 10,183.99/x
  3. Step 3: Cross multiply
    18,630.43x = 27,884.55 × 10,183.99
  4. Step 4: Simplify right side
    18,630.43x = 283,975,978.35
  5. Step 5: Solve for x
    x = 283,975,978.35/18,630.43
  6. Step 6: Final answer
    x = 15,242.59

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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.