Home / 12,089.54-18,132.23-3,204.95

Finding the Fourth Proportional to 12,089.54, 18,132.23 and 3,204.95

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Solution

The fourth proportional to 12,089.54, 18,132.23 and 3,204.95 is: 4,806.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,089.54 : 18,132.23 = 3,204.95 : x
  2. Step 2: Convert to fraction form
    12,089.54/18,132.23 = 3,204.95/x
  3. Step 3: Cross multiply
    12,089.54x = 18,132.23 × 3,204.95
  4. Step 4: Simplify right side
    12,089.54x = 58,112,783.85
  5. Step 5: Solve for x
    x = 58,112,783.85/12,089.54
  6. Step 6: Final answer
    x = 4,806.87

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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.