Home / 36,965.54-51,012.43-20,198.54

Finding the Fourth Proportional to 36,965.54, 51,012.43 and 20,198.54

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Solution

The fourth proportional to 36,965.54, 51,012.43 and 20,198.54 is: 27,873.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,965.54 : 51,012.43 = 20,198.54 : x
  2. Step 2: Convert to fraction form
    36,965.54/51,012.43 = 20,198.54/x
  3. Step 3: Cross multiply
    36,965.54x = 51,012.43 × 20,198.54
  4. Step 4: Simplify right side
    36,965.54x = 1,030,376,607.85
  5. Step 5: Solve for x
    x = 1,030,376,607.85/36,965.54
  6. Step 6: Final answer
    x = 27,873.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.