Home / 16,768.20-23,138.61-9,214.44

Finding the Fourth Proportional to 16,768.20, 23,138.61 and 9,214.44

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Solution

The fourth proportional to 16,768.20, 23,138.61 and 9,214.44 is: 12,715.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,768.20 : 23,138.61 = 9,214.44 : x
  2. Step 2: Convert to fraction form
    16,768.20/23,138.61 = 9,214.44/x
  3. Step 3: Cross multiply
    16,768.20x = 23,138.61 × 9,214.44
  4. Step 4: Simplify right side
    16,768.20x = 213,209,333.53
  5. Step 5: Solve for x
    x = 213,209,333.53/16,768.20
  6. Step 6: Final answer
    x = 12,715.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.