Home / 19,839.24-27,371.37-11,335.26

Finding the Fourth Proportional to 19,839.24, 27,371.37 and 11,335.26

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Solution

The fourth proportional to 19,839.24, 27,371.37 and 11,335.26 is: 15,638.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,839.24 : 27,371.37 = 11,335.26 : x
  2. Step 2: Convert to fraction form
    19,839.24/27,371.37 = 11,335.26/x
  3. Step 3: Cross multiply
    19,839.24x = 27,371.37 × 11,335.26
  4. Step 4: Simplify right side
    19,839.24x = 310,261,595.51
  5. Step 5: Solve for x
    x = 310,261,595.51/19,839.24
  6. Step 6: Final answer
    x = 15,638.78

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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.