Home / 22,789.80-34,188.30-8,749.26

Finding the Fourth Proportional to 22,789.80, 34,188.30 and 8,749.26

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Solution

The fourth proportional to 22,789.80, 34,188.30 and 8,749.26 is: 13,125.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,789.80 : 34,188.30 = 8,749.26 : x
  2. Step 2: Convert to fraction form
    22,789.80/34,188.30 = 8,749.26/x
  3. Step 3: Cross multiply
    22,789.80x = 34,188.30 × 8,749.26
  4. Step 4: Simplify right side
    22,789.80x = 299,122,325.66
  5. Step 5: Solve for x
    x = 299,122,325.66/22,789.80
  6. Step 6: Final answer
    x = 13,125.27

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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.