Home / 38,202.86-57,304.14-11,907.62

Finding the Fourth Proportional to 38,202.86, 57,304.14 and 11,907.62

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Solution

The fourth proportional to 38,202.86, 57,304.14 and 11,907.62 is: 17,861.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,202.86 : 57,304.14 = 11,907.62 : x
  2. Step 2: Convert to fraction form
    38,202.86/57,304.14 = 11,907.62/x
  3. Step 3: Cross multiply
    38,202.86x = 57,304.14 × 11,907.62
  4. Step 4: Simplify right side
    38,202.86x = 682,355,923.55
  5. Step 5: Solve for x
    x = 682,355,923.55/38,202.86
  6. Step 6: Final answer
    x = 17,861.38

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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.