Home / 23,127.76-34,658.43-11,427.31

Finding the Fourth Proportional to 23,127.76, 34,658.43 and 11,427.31

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Solution

The fourth proportional to 23,127.76, 34,658.43 and 11,427.31 is: 17,124.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,127.76 : 34,658.43 = 11,427.31 : x
  2. Step 2: Convert to fraction form
    23,127.76/34,658.43 = 11,427.31/x
  3. Step 3: Cross multiply
    23,127.76x = 34,658.43 × 11,427.31
  4. Step 4: Simplify right side
    23,127.76x = 396,052,623.72
  5. Step 5: Solve for x
    x = 396,052,623.72/23,127.76
  6. Step 6: Final answer
    x = 17,124.56

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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.