Home / 11,827.44-17,743.56-4,431.76

Finding the Fourth Proportional to 11,827.44, 17,743.56 and 4,431.76

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Solution

The fourth proportional to 11,827.44, 17,743.56 and 4,431.76 is: 6,648.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,827.44 : 17,743.56 = 4,431.76 : x
  2. Step 2: Convert to fraction form
    11,827.44/17,743.56 = 4,431.76/x
  3. Step 3: Cross multiply
    11,827.44x = 17,743.56 × 4,431.76
  4. Step 4: Simplify right side
    11,827.44x = 78,635,199.47
  5. Step 5: Solve for x
    x = 78,635,199.47/11,827.44
  6. Step 6: Final answer
    x = 6,648.54

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1.5x scale

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.