Home / 19,778.06-29,662.22-5,735.09

Finding the Fourth Proportional to 19,778.06, 29,662.22 and 5,735.09

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Solution

The fourth proportional to 19,778.06, 29,662.22 and 5,735.09 is: 8,601.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,778.06 : 29,662.22 = 5,735.09 : x
  2. Step 2: Convert to fraction form
    19,778.06/29,662.22 = 5,735.09/x
  3. Step 3: Cross multiply
    19,778.06x = 29,662.22 × 5,735.09
  4. Step 4: Simplify right side
    19,778.06x = 170,115,324.31
  5. Step 5: Solve for x
    x = 170,115,324.31/19,778.06
  6. Step 6: Final answer
    x = 8,601.22

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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.