Home / 38,440.44-57,641.22-19,716.48

Finding the Fourth Proportional to 38,440.44, 57,641.22 and 19,716.48

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Solution

The fourth proportional to 38,440.44, 57,641.22 and 19,716.48 is: 29,564.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,440.44 : 57,641.22 = 19,716.48 : x
  2. Step 2: Convert to fraction form
    38,440.44/57,641.22 = 19,716.48/x
  3. Step 3: Cross multiply
    38,440.44x = 57,641.22 × 19,716.48
  4. Step 4: Simplify right side
    38,440.44x = 1,136,481,961.31
  5. Step 5: Solve for x
    x = 1,136,481,961.31/38,440.44
  6. Step 6: Final answer
    x = 29,564.75

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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.