Home / 36,836.70-55,256.40-11,877.10

Finding the Fourth Proportional to 36,836.70, 55,256.40 and 11,877.10

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Solution

The fourth proportional to 36,836.70, 55,256.40 and 11,877.10 is: 17,816.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,836.70 : 55,256.40 = 11,877.10 : x
  2. Step 2: Convert to fraction form
    36,836.70/55,256.40 = 11,877.10/x
  3. Step 3: Cross multiply
    36,836.70x = 55,256.40 × 11,877.10
  4. Step 4: Simplify right side
    36,836.70x = 656,285,788.44
  5. Step 5: Solve for x
    x = 656,285,788.44/36,836.70
  6. Step 6: Final answer
    x = 17,816.09

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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.