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Finding the Fourth Proportional to 11,615.84, 17,414.03 and 8,095.52

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Solution

The fourth proportional to 11,615.84, 17,414.03 and 8,095.52 is: 12,136.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615.84 : 17,414.03 = 8,095.52 : x
  2. Step 2: Convert to fraction form
    11,615.84/17,414.03 = 8,095.52/x
  3. Step 3: Cross multiply
    11,615.84x = 17,414.03 × 8,095.52
  4. Step 4: Simplify right side
    11,615.84x = 140,975,500.60
  5. Step 5: Solve for x
    x = 140,975,500.60/11,615.84
  6. Step 6: Final answer
    x = 12,136.49

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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.