Home / 36,037.73-54,018.97-12,338.28

Finding the Fourth Proportional to 36,037.73, 54,018.97 and 12,338.28

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Solution

The fourth proportional to 36,037.73, 54,018.97 and 12,338.28 is: 18,494.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,037.73 : 54,018.97 = 12,338.28 : x
  2. Step 2: Convert to fraction form
    36,037.73/54,018.97 = 12,338.28/x
  3. Step 3: Cross multiply
    36,037.73x = 54,018.97 × 12,338.28
  4. Step 4: Simplify right side
    36,037.73x = 666,501,146.33
  5. Step 5: Solve for x
    x = 666,501,146.33/36,037.73
  6. Step 6: Final answer
    x = 18,494.54

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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.