Home / 38,291.58-57,437.38-11,996.32

Finding the Fourth Proportional to 38,291.58, 57,437.38 and 11,996.32

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Solution

The fourth proportional to 38,291.58, 57,437.38 and 11,996.32 is: 17,994.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,291.58 : 57,437.38 = 11,996.32 : x
  2. Step 2: Convert to fraction form
    38,291.58/57,437.38 = 11,996.32/x
  3. Step 3: Cross multiply
    38,291.58x = 57,437.38 × 11,996.32
  4. Step 4: Simplify right side
    38,291.58x = 689,037,190.44
  5. Step 5: Solve for x
    x = 689,037,190.44/38,291.58
  6. Step 6: Final answer
    x = 17,994.48

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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.