Home / 38,324.94-57,412.62-21,634.44

Finding the Fourth Proportional to 38,324.94, 57,412.62 and 21,634.44

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Solution

The fourth proportional to 38,324.94, 57,412.62 and 21,634.44 is: 32,409.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,324.94 : 57,412.62 = 21,634.44 : x
  2. Step 2: Convert to fraction form
    38,324.94/57,412.62 = 21,634.44/x
  3. Step 3: Cross multiply
    38,324.94x = 57,412.62 × 21,634.44
  4. Step 4: Simplify right side
    38,324.94x = 1,242,089,882.63
  5. Step 5: Solve for x
    x = 1,242,089,882.63/38,324.94
  6. Step 6: Final answer
    x = 32,409.44

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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.