Home / 16,551.14-24,821.44-5,455.76

Finding the Fourth Proportional to 16,551.14, 24,821.44 and 5,455.76

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Solution

The fourth proportional to 16,551.14, 24,821.44 and 5,455.76 is: 8,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,551.14 : 24,821.44 = 5,455.76 : x
  2. Step 2: Convert to fraction form
    16,551.14/24,821.44 = 5,455.76/x
  3. Step 3: Cross multiply
    16,551.14x = 24,821.44 × 5,455.76
  4. Step 4: Simplify right side
    16,551.14x = 135,419,819.49
  5. Step 5: Solve for x
    x = 135,419,819.49/16,551.14
  6. Step 6: Final answer
    x = 8,181.90

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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.