Home / 25,268.00-37,910.75-8,639.75

Finding the Fourth Proportional to 25,268.00, 37,910.75 and 8,639.75

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Solution

The fourth proportional to 25,268.00, 37,910.75 and 8,639.75 is: 12,962.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,268.00 : 37,910.75 = 8,639.75 : x
  2. Step 2: Convert to fraction form
    25,268.00/37,910.75 = 8,639.75/x
  3. Step 3: Cross multiply
    25,268.00x = 37,910.75 × 8,639.75
  4. Step 4: Simplify right side
    25,268.00x = 327,539,169.56
  5. Step 5: Solve for x
    x = 327,539,169.56/25,268.00
  6. Step 6: Final answer
    x = 12,962.61

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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.