Home / 36,618.82-50,534.83-20,704.21

Finding the Fourth Proportional to 36,618.82, 50,534.83 and 20,704.21

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Solution

The fourth proportional to 36,618.82, 50,534.83 and 20,704.21 is: 28,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,618.82 : 50,534.83 = 20,704.21 : x
  2. Step 2: Convert to fraction form
    36,618.82/50,534.83 = 20,704.21/x
  3. Step 3: Cross multiply
    36,618.82x = 50,534.83 × 20,704.21
  4. Step 4: Simplify right side
    36,618.82x = 1,046,283,732.63
  5. Step 5: Solve for x
    x = 1,046,283,732.63/36,618.82
  6. Step 6: Final answer
    x = 28,572.30

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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.