Home / 19,696.29-27,172.83-12,035.58

Finding the Fourth Proportional to 19,696.29, 27,172.83 and 12,035.58

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Solution

The fourth proportional to 19,696.29, 27,172.83 and 12,035.58 is: 16,604.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,696.29 : 27,172.83 = 12,035.58 : x
  2. Step 2: Convert to fraction form
    19,696.29/27,172.83 = 12,035.58/x
  3. Step 3: Cross multiply
    19,696.29x = 27,172.83 × 12,035.58
  4. Step 4: Simplify right side
    19,696.29x = 327,040,769.29
  5. Step 5: Solve for x
    x = 327,040,769.29/19,696.29
  6. Step 6: Final answer
    x = 16,604.18

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1.5x scale

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.