Home / 36,428.76-54,558.09-28,042.22

Finding the Fourth Proportional to 36,428.76, 54,558.09 and 28,042.22

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Solution

The fourth proportional to 36,428.76, 54,558.09 and 28,042.22 is: 41,997.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,428.76 : 54,558.09 = 28,042.22 : x
  2. Step 2: Convert to fraction form
    36,428.76/54,558.09 = 28,042.22/x
  3. Step 3: Cross multiply
    36,428.76x = 54,558.09 × 28,042.22
  4. Step 4: Simplify right side
    36,428.76x = 1,529,930,098.96
  5. Step 5: Solve for x
    x = 1,529,930,098.96/36,428.76
  6. Step 6: Final answer
    x = 41,997.86

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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.