Home / 36,173.70-54,251.82-9,878.58

Finding the Fourth Proportional to 36,173.70, 54,251.82 and 9,878.58

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Solution

The fourth proportional to 36,173.70, 54,251.82 and 9,878.58 is: 14,815.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,173.70 : 54,251.82 = 9,878.58 : x
  2. Step 2: Convert to fraction form
    36,173.70/54,251.82 = 9,878.58/x
  3. Step 3: Cross multiply
    36,173.70x = 54,251.82 × 9,878.58
  4. Step 4: Simplify right side
    36,173.70x = 535,930,944.02
  5. Step 5: Solve for x
    x = 535,930,944.02/36,173.70
  6. Step 6: Final answer
    x = 14,815.49

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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.