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Finding the Fourth Proportional to 23,989.72, 35,984.34 and 8,194.58

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Solution

The fourth proportional to 23,989.72, 35,984.34 and 8,194.58 is: 12,291.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,989.72 : 35,984.34 = 8,194.58 : x
  2. Step 2: Convert to fraction form
    23,989.72/35,984.34 = 8,194.58/x
  3. Step 3: Cross multiply
    23,989.72x = 35,984.34 × 8,194.58
  4. Step 4: Simplify right side
    23,989.72x = 294,876,552.88
  5. Step 5: Solve for x
    x = 294,876,552.88/23,989.72
  6. Step 6: Final answer
    x = 12,291.79

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Similar ratio
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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.