Home / 18,058.20-27,098.24-7,669.95

Finding the Fourth Proportional to 18,058.20, 27,098.24 and 7,669.95

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Solution

The fourth proportional to 18,058.20, 27,098.24 and 7,669.95 is: 11,509.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,058.20 : 27,098.24 = 7,669.95 : x
  2. Step 2: Convert to fraction form
    18,058.20/27,098.24 = 7,669.95/x
  3. Step 3: Cross multiply
    18,058.20x = 27,098.24 × 7,669.95
  4. Step 4: Simplify right side
    18,058.20x = 207,842,107.54
  5. Step 5: Solve for x
    x = 207,842,107.54/18,058.20
  6. Step 6: Final answer
    x = 11,509.57

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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.