Home / 38,500.89-57,714.32-27,221.03

Finding the Fourth Proportional to 38,500.89, 57,714.32 and 27,221.03

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Solution

The fourth proportional to 38,500.89, 57,714.32 and 27,221.03 is: 40,805.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,500.89 : 57,714.32 = 27,221.03 : x
  2. Step 2: Convert to fraction form
    38,500.89/57,714.32 = 27,221.03/x
  3. Step 3: Cross multiply
    38,500.89x = 57,714.32 × 27,221.03
  4. Step 4: Simplify right side
    38,500.89x = 1,571,043,232.06
  5. Step 5: Solve for x
    x = 1,571,043,232.06/38,500.89
  6. Step 6: Final answer
    x = 40,805.38

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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.