Home / 16,072.42-22,181.84-8,997.48

Finding the Fourth Proportional to 16,072.42, 22,181.84 and 8,997.48

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Solution

The fourth proportional to 16,072.42, 22,181.84 and 8,997.48 is: 12,417.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,072.42 : 22,181.84 = 8,997.48 : x
  2. Step 2: Convert to fraction form
    16,072.42/22,181.84 = 8,997.48/x
  3. Step 3: Cross multiply
    16,072.42x = 22,181.84 × 8,997.48
  4. Step 4: Simplify right side
    16,072.42x = 199,580,505.87
  5. Step 5: Solve for x
    x = 199,580,505.87/16,072.42
  6. Step 6: Final answer
    x = 12,417.58

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1.5x scale

Why These Related Problems?

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