Home / 10,027.30-15,036.81-3,786.25

Finding the Fourth Proportional to 10,027.30, 15,036.81 and 3,786.25

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Solution

The fourth proportional to 10,027.30, 15,036.81 and 3,786.25 is: 5,677.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,027.30 : 15,036.81 = 3,786.25 : x
  2. Step 2: Convert to fraction form
    10,027.30/15,036.81 = 3,786.25/x
  3. Step 3: Cross multiply
    10,027.30x = 15,036.81 × 3,786.25
  4. Step 4: Simplify right side
    10,027.30x = 56,933,121.86
  5. Step 5: Solve for x
    x = 56,933,121.86/10,027.30
  6. Step 6: Final answer
    x = 5,677.81

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.