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Finding the Fourth Proportional to 15,310.82, 22,963.52 and 4,214.82

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Solution

The fourth proportional to 15,310.82, 22,963.52 and 4,214.82 is: 6,321.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,310.82 : 22,963.52 = 4,214.82 : x
  2. Step 2: Convert to fraction form
    15,310.82/22,963.52 = 4,214.82/x
  3. Step 3: Cross multiply
    15,310.82x = 22,963.52 × 4,214.82
  4. Step 4: Simplify right side
    15,310.82x = 96,787,103.37
  5. Step 5: Solve for x
    x = 96,787,103.37/15,310.82
  6. Step 6: Final answer
    x = 6,321.48

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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.