Home / 19,654.26-27,122.58-11,696.28

Finding the Fourth Proportional to 19,654.26, 27,122.58 and 11,696.28

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Solution

The fourth proportional to 19,654.26, 27,122.58 and 11,696.28 is: 16,140.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,654.26 : 27,122.58 = 11,696.28 : x
  2. Step 2: Convert to fraction form
    19,654.26/27,122.58 = 11,696.28/x
  3. Step 3: Cross multiply
    19,654.26x = 27,122.58 × 11,696.28
  4. Step 4: Simplify right side
    19,654.26x = 317,233,290.00
  5. Step 5: Solve for x
    x = 317,233,290.00/19,654.26
  6. Step 6: Final answer
    x = 16,140.69

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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.