Home / 18,997.60-28,492.72-5,846.44

Finding the Fourth Proportional to 18,997.60, 28,492.72 and 5,846.44

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Solution

The fourth proportional to 18,997.60, 28,492.72 and 5,846.44 is: 8,768.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,997.60 : 28,492.72 = 5,846.44 : x
  2. Step 2: Convert to fraction form
    18,997.60/28,492.72 = 5,846.44/x
  3. Step 3: Cross multiply
    18,997.60x = 28,492.72 × 5,846.44
  4. Step 4: Simplify right side
    18,997.60x = 166,580,977.92
  5. Step 5: Solve for x
    x = 166,580,977.92/18,997.60
  6. Step 6: Final answer
    x = 8,768.53

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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.