Home / 33,885.44-50,812.80-18,279.68

Finding the Fourth Proportional to 33,885.44, 50,812.80 and 18,279.68

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Solution

The fourth proportional to 33,885.44, 50,812.80 and 18,279.68 is: 27,411.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,885.44 : 50,812.80 = 18,279.68 : x
  2. Step 2: Convert to fraction form
    33,885.44/50,812.80 = 18,279.68/x
  3. Step 3: Cross multiply
    33,885.44x = 50,812.80 × 18,279.68
  4. Step 4: Simplify right side
    33,885.44x = 928,841,723.90
  5. Step 5: Solve for x
    x = 928,841,723.90/33,885.44
  6. Step 6: Final answer
    x = 27,411.23

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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.