Home / 11,828.87-16,327.19-8,292.95

Finding the Fourth Proportional to 11,828.87, 16,327.19 and 8,292.95

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Solution

The fourth proportional to 11,828.87, 16,327.19 and 8,292.95 is: 11,446.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.87 : 16,327.19 = 8,292.95 : x
  2. Step 2: Convert to fraction form
    11,828.87/16,327.19 = 8,292.95/x
  3. Step 3: Cross multiply
    11,828.87x = 16,327.19 × 8,292.95
  4. Step 4: Simplify right side
    11,828.87x = 135,400,523.99
  5. Step 5: Solve for x
    x = 135,400,523.99/11,828.87
  6. Step 6: Final answer
    x = 11,446.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.