Home / 38,010.20-57,015.30-33,636.20

Finding the Fourth Proportional to 38,010.20, 57,015.30 and 33,636.20

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Solution

The fourth proportional to 38,010.20, 57,015.30 and 33,636.20 is: 50,454.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,010.20 : 57,015.30 = 33,636.20 : x
  2. Step 2: Convert to fraction form
    38,010.20/57,015.30 = 33,636.20/x
  3. Step 3: Cross multiply
    38,010.20x = 57,015.30 × 33,636.20
  4. Step 4: Simplify right side
    38,010.20x = 1,917,778,033.86
  5. Step 5: Solve for x
    x = 1,917,778,033.86/38,010.20
  6. Step 6: Final answer
    x = 50,454.30

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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.