Home / 28,824.57-43,233.28-7,766.26

Finding the Fourth Proportional to 28,824.57, 43,233.28 and 7,766.26

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Solution

The fourth proportional to 28,824.57, 43,233.28 and 7,766.26 is: 11,648.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,824.57 : 43,233.28 = 7,766.26 : x
  2. Step 2: Convert to fraction form
    28,824.57/43,233.28 = 7,766.26/x
  3. Step 3: Cross multiply
    28,824.57x = 43,233.28 × 7,766.26
  4. Step 4: Simplify right side
    28,824.57x = 335,760,765.63
  5. Step 5: Solve for x
    x = 335,760,765.63/28,824.57
  6. Step 6: Final answer
    x = 11,648.42

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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.