Home / 25,795.08-38,698.19-8,025.40

Finding the Fourth Proportional to 25,795.08, 38,698.19 and 8,025.40

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Solution

The fourth proportional to 25,795.08, 38,698.19 and 8,025.40 is: 12,039.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,795.08 : 38,698.19 = 8,025.40 : x
  2. Step 2: Convert to fraction form
    25,795.08/38,698.19 = 8,025.40/x
  3. Step 3: Cross multiply
    25,795.08x = 38,698.19 × 8,025.40
  4. Step 4: Simplify right side
    25,795.08x = 310,568,454.03
  5. Step 5: Solve for x
    x = 310,568,454.03/25,795.08
  6. Step 6: Final answer
    x = 12,039.83

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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.