Home / 38,009.80-57,014.70-27,512.20

Finding the Fourth Proportional to 38,009.80, 57,014.70 and 27,512.20

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Solution

The fourth proportional to 38,009.80, 57,014.70 and 27,512.20 is: 41,268.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,009.80 : 57,014.70 = 27,512.20 : x
  2. Step 2: Convert to fraction form
    38,009.80/57,014.70 = 27,512.20/x
  3. Step 3: Cross multiply
    38,009.80x = 57,014.70 × 27,512.20
  4. Step 4: Simplify right side
    38,009.80x = 1,568,599,829.34
  5. Step 5: Solve for x
    x = 1,568,599,829.34/38,009.80
  6. Step 6: Final answer
    x = 41,268.30

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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.