Home / 17,203.78-25,761.93-11,342.62

Finding the Fourth Proportional to 17,203.78, 25,761.93 and 11,342.62

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Solution

The fourth proportional to 17,203.78, 25,761.93 and 11,342.62 is: 16,985.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,203.78 : 25,761.93 = 11,342.62 : x
  2. Step 2: Convert to fraction form
    17,203.78/25,761.93 = 11,342.62/x
  3. Step 3: Cross multiply
    17,203.78x = 25,761.93 × 11,342.62
  4. Step 4: Simplify right side
    17,203.78x = 292,207,782.46
  5. Step 5: Solve for x
    x = 292,207,782.46/17,203.78
  6. Step 6: Final answer
    x = 16,985.09

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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.