Home / 18,583.11-25,636.33-11,029.77

Finding the Fourth Proportional to 18,583.11, 25,636.33 and 11,029.77

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Solution

The fourth proportional to 18,583.11, 25,636.33 and 11,029.77 is: 15,216.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,583.11 : 25,636.33 = 11,029.77 : x
  2. Step 2: Convert to fraction form
    18,583.11/25,636.33 = 11,029.77/x
  3. Step 3: Cross multiply
    18,583.11x = 25,636.33 × 11,029.77
  4. Step 4: Simplify right side
    18,583.11x = 282,762,795.97
  5. Step 5: Solve for x
    x = 282,762,795.97/18,583.11
  6. Step 6: Final answer
    x = 15,216.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.