Home / 38,559.53-57,843.54-12,258.12

Finding the Fourth Proportional to 38,559.53, 57,843.54 and 12,258.12

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Solution

The fourth proportional to 38,559.53, 57,843.54 and 12,258.12 is: 18,388.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,559.53 : 57,843.54 = 12,258.12 : x
  2. Step 2: Convert to fraction form
    38,559.53/57,843.54 = 12,258.12/x
  3. Step 3: Cross multiply
    38,559.53x = 57,843.54 × 12,258.12
  4. Step 4: Simplify right side
    38,559.53x = 709,053,054.54
  5. Step 5: Solve for x
    x = 709,053,054.54/38,559.53
  6. Step 6: Final answer
    x = 18,388.53

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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.