Home / 22,664.78-33,985.48-10,174.08

Finding the Fourth Proportional to 22,664.78, 33,985.48 and 10,174.08

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Solution

The fourth proportional to 22,664.78, 33,985.48 and 10,174.08 is: 15,255.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,664.78 : 33,985.48 = 10,174.08 : x
  2. Step 2: Convert to fraction form
    22,664.78/33,985.48 = 10,174.08/x
  3. Step 3: Cross multiply
    22,664.78x = 33,985.48 × 10,174.08
  4. Step 4: Simplify right side
    22,664.78x = 345,770,992.36
  5. Step 5: Solve for x
    x = 345,770,992.36/22,664.78
  6. Step 6: Final answer
    x = 15,255.87

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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.