Home / 19,833.09-27,367.94-11,333.54

Finding the Fourth Proportional to 19,833.09, 27,367.94 and 11,333.54

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Solution

The fourth proportional to 19,833.09, 27,367.94 and 11,333.54 is: 15,639.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,833.09 : 27,367.94 = 11,333.54 : x
  2. Step 2: Convert to fraction form
    19,833.09/27,367.94 = 11,333.54/x
  3. Step 3: Cross multiply
    19,833.09x = 27,367.94 × 11,333.54
  4. Step 4: Simplify right side
    19,833.09x = 310,175,449.20
  5. Step 5: Solve for x
    x = 310,175,449.20/19,833.09
  6. Step 6: Final answer
    x = 15,639.29

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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.