Home / 37,840.66-52,220.09-21,934.33

Finding the Fourth Proportional to 37,840.66, 52,220.09 and 21,934.33

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Solution

The fourth proportional to 37,840.66, 52,220.09 and 21,934.33 is: 30,269.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,840.66 : 52,220.09 = 21,934.33 : x
  2. Step 2: Convert to fraction form
    37,840.66/52,220.09 = 21,934.33/x
  3. Step 3: Cross multiply
    37,840.66x = 52,220.09 × 21,934.33
  4. Step 4: Simplify right side
    37,840.66x = 1,145,412,610.98
  5. Step 5: Solve for x
    x = 1,145,412,610.98/37,840.66
  6. Step 6: Final answer
    x = 30,269.36

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Double scale
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Similar ratio
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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.