Home / 38,634.07-57,951.10-21,094.33

Finding the Fourth Proportional to 38,634.07, 57,951.10 and 21,094.33

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Solution

The fourth proportional to 38,634.07, 57,951.10 and 21,094.33 is: 31,641.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,634.07 : 57,951.10 = 21,094.33 : x
  2. Step 2: Convert to fraction form
    38,634.07/57,951.10 = 21,094.33/x
  3. Step 3: Cross multiply
    38,634.07x = 57,951.10 × 21,094.33
  4. Step 4: Simplify right side
    38,634.07x = 1,222,439,508.75
  5. Step 5: Solve for x
    x = 1,222,439,508.75/38,634.07
  6. Step 6: Final answer
    x = 31,641.49

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Similar ratio
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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.