Home / 30,104.57-41,551.21-20,033.44

Finding the Fourth Proportional to 30,104.57, 41,551.21 and 20,033.44

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Solution

The fourth proportional to 30,104.57, 41,551.21 and 20,033.44 is: 27,650.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,104.57 : 41,551.21 = 20,033.44 : x
  2. Step 2: Convert to fraction form
    30,104.57/41,551.21 = 20,033.44/x
  3. Step 3: Cross multiply
    30,104.57x = 41,551.21 × 20,033.44
  4. Step 4: Simplify right side
    30,104.57x = 832,413,593.63
  5. Step 5: Solve for x
    x = 832,413,593.63/30,104.57
  6. Step 6: Final answer
    x = 27,650.74

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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.