Home / 19,818.45-29,727.61-5,027.33

Finding the Fourth Proportional to 19,818.45, 29,727.61 and 5,027.33

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Solution

The fourth proportional to 19,818.45, 29,727.61 and 5,027.33 is: 7,540.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,818.45 : 29,727.61 = 5,027.33 : x
  2. Step 2: Convert to fraction form
    19,818.45/29,727.61 = 5,027.33/x
  3. Step 3: Cross multiply
    19,818.45x = 29,727.61 × 5,027.33
  4. Step 4: Simplify right side
    19,818.45x = 149,450,480.44
  5. Step 5: Solve for x
    x = 149,450,480.44/19,818.45
  6. Step 6: Final answer
    x = 7,540.98

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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.