Home / 23,540.43-35,307.48-8,747.31

Finding the Fourth Proportional to 23,540.43, 35,307.48 and 8,747.31

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Solution

The fourth proportional to 23,540.43, 35,307.48 and 8,747.31 is: 13,119.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,540.43 : 35,307.48 = 8,747.31 : x
  2. Step 2: Convert to fraction form
    23,540.43/35,307.48 = 8,747.31/x
  3. Step 3: Cross multiply
    23,540.43x = 35,307.48 × 8,747.31
  4. Step 4: Simplify right side
    23,540.43x = 308,845,472.88
  5. Step 5: Solve for x
    x = 308,845,472.88/23,540.43
  6. Step 6: Final answer
    x = 13,119.79

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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.