Home / 19,797.84-29,696.76-16,857.36

Finding the Fourth Proportional to 19,797.84, 29,696.76 and 16,857.36

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Solution

The fourth proportional to 19,797.84, 29,696.76 and 16,857.36 is: 25,286.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,797.84 : 29,696.76 = 16,857.36 : x
  2. Step 2: Convert to fraction form
    19,797.84/29,696.76 = 16,857.36/x
  3. Step 3: Cross multiply
    19,797.84x = 29,696.76 × 16,857.36
  4. Step 4: Simplify right side
    19,797.84x = 500,608,974.15
  5. Step 5: Solve for x
    x = 500,608,974.15/19,797.84
  6. Step 6: Final answer
    x = 25,286.04

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1.5x scale

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.