Home / 19,494.20-29,243.15-5,454.23

Finding the Fourth Proportional to 19,494.20, 29,243.15 and 5,454.23

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Solution

The fourth proportional to 19,494.20, 29,243.15 and 5,454.23 is: 8,181.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,494.20 : 29,243.15 = 5,454.23 : x
  2. Step 2: Convert to fraction form
    19,494.20/29,243.15 = 5,454.23/x
  3. Step 3: Cross multiply
    19,494.20x = 29,243.15 × 5,454.23
  4. Step 4: Simplify right side
    19,494.20x = 159,498,692.54
  5. Step 5: Solve for x
    x = 159,498,692.54/19,494.20
  6. Step 6: Final answer
    x = 8,181.86

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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.