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Finding the Fourth Proportional to 19,832.56, 29,745.65 and 5,789.29

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Solution

The fourth proportional to 19,832.56, 29,745.65 and 5,789.29 is: 8,683.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,832.56 : 29,745.65 = 5,789.29 : x
  2. Step 2: Convert to fraction form
    19,832.56/29,745.65 = 5,789.29/x
  3. Step 3: Cross multiply
    19,832.56x = 29,745.65 × 5,789.29
  4. Step 4: Simplify right side
    19,832.56x = 172,206,194.09
  5. Step 5: Solve for x
    x = 172,206,194.09/19,832.56
  6. Step 6: Final answer
    x = 8,683.00

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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.