Home / 15,310.50-22,965.66-4,922.28

Finding the Fourth Proportional to 15,310.50, 22,965.66 and 4,922.28

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Solution

The fourth proportional to 15,310.50, 22,965.66 and 4,922.28 is: 7,383.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,310.50 : 22,965.66 = 4,922.28 : x
  2. Step 2: Convert to fraction form
    15,310.50/22,965.66 = 4,922.28/x
  3. Step 3: Cross multiply
    15,310.50x = 22,965.66 × 4,922.28
  4. Step 4: Simplify right side
    15,310.50x = 113,043,408.90
  5. Step 5: Solve for x
    x = 113,043,408.90/15,310.50
  6. Step 6: Final answer
    x = 7,383.39

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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.