Home / 25,450.86-38,179.77-8,806.44

Finding the Fourth Proportional to 25,450.86, 38,179.77 and 8,806.44

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Solution

The fourth proportional to 25,450.86, 38,179.77 and 8,806.44 is: 13,210.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,450.86 : 38,179.77 = 8,806.44 : x
  2. Step 2: Convert to fraction form
    25,450.86/38,179.77 = 8,806.44/x
  3. Step 3: Cross multiply
    25,450.86x = 38,179.77 × 8,806.44
  4. Step 4: Simplify right side
    25,450.86x = 336,227,853.72
  5. Step 5: Solve for x
    x = 336,227,853.72/25,450.86
  6. Step 6: Final answer
    x = 13,210.86

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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.