Home / 19,305.33-26,645.51-11,754.15

Finding the Fourth Proportional to 19,305.33, 26,645.51 and 11,754.15

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Solution

The fourth proportional to 19,305.33, 26,645.51 and 11,754.15 is: 16,223.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,305.33 : 26,645.51 = 11,754.15 : x
  2. Step 2: Convert to fraction form
    19,305.33/26,645.51 = 11,754.15/x
  3. Step 3: Cross multiply
    19,305.33x = 26,645.51 × 11,754.15
  4. Step 4: Simplify right side
    19,305.33x = 313,195,321.37
  5. Step 5: Solve for x
    x = 313,195,321.37/19,305.33
  6. Step 6: Final answer
    x = 16,223.26

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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.