Home / 18,736.44-28,105.60-6,255.96

Finding the Fourth Proportional to 18,736.44, 28,105.60 and 6,255.96

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Solution

The fourth proportional to 18,736.44, 28,105.60 and 6,255.96 is: 9,384.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,736.44 : 28,105.60 = 6,255.96 : x
  2. Step 2: Convert to fraction form
    18,736.44/28,105.60 = 6,255.96/x
  3. Step 3: Cross multiply
    18,736.44x = 28,105.60 × 6,255.96
  4. Step 4: Simplify right side
    18,736.44x = 175,827,509.38
  5. Step 5: Solve for x
    x = 175,827,509.38/18,736.44
  6. Step 6: Final answer
    x = 9,384.25

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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.