Home / 36,534.60-50,418.42-20,615.99

Finding the Fourth Proportional to 36,534.60, 50,418.42 and 20,615.99

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Solution

The fourth proportional to 36,534.60, 50,418.42 and 20,615.99 is: 28,450.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,534.60 : 50,418.42 = 20,615.99 : x
  2. Step 2: Convert to fraction form
    36,534.60/50,418.42 = 20,615.99/x
  3. Step 3: Cross multiply
    36,534.60x = 50,418.42 × 20,615.99
  4. Step 4: Simplify right side
    36,534.60x = 1,039,425,390.44
  5. Step 5: Solve for x
    x = 1,039,425,390.44/36,534.60
  6. Step 6: Final answer
    x = 28,450.44

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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.