Home / 33,102.70-49,638.43-12,027.87

Finding the Fourth Proportional to 33,102.70, 49,638.43 and 12,027.87

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Solution

The fourth proportional to 33,102.70, 49,638.43 and 12,027.87 is: 18,036.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,102.70 : 49,638.43 = 12,027.87 : x
  2. Step 2: Convert to fraction form
    33,102.70/49,638.43 = 12,027.87/x
  3. Step 3: Cross multiply
    33,102.70x = 49,638.43 × 12,027.87
  4. Step 4: Simplify right side
    33,102.70x = 597,044,583.04
  5. Step 5: Solve for x
    x = 597,044,583.04/33,102.70
  6. Step 6: Final answer
    x = 18,036.13

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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.