Home / 25,467.84-38,206.80-7,936.92

Finding the Fourth Proportional to 25,467.84, 38,206.80 and 7,936.92

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Solution

The fourth proportional to 25,467.84, 38,206.80 and 7,936.92 is: 11,906.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,467.84 : 38,206.80 = 7,936.92 : x
  2. Step 2: Convert to fraction form
    25,467.84/38,206.80 = 7,936.92/x
  3. Step 3: Cross multiply
    25,467.84x = 38,206.80 × 7,936.92
  4. Step 4: Simplify right side
    25,467.84x = 303,244,315.06
  5. Step 5: Solve for x
    x = 303,244,315.06/25,467.84
  6. Step 6: Final answer
    x = 11,906.95

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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.