Home / 16,191.20-24,286.81-6,828.74

Finding the Fourth Proportional to 16,191.20, 24,286.81 and 6,828.74

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Solution

The fourth proportional to 16,191.20, 24,286.81 and 6,828.74 is: 10,243.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,191.20 : 24,286.81 = 6,828.74 : x
  2. Step 2: Convert to fraction form
    16,191.20/24,286.81 = 6,828.74/x
  3. Step 3: Cross multiply
    16,191.20x = 24,286.81 × 6,828.74
  4. Step 4: Simplify right side
    16,191.20x = 165,848,201.06
  5. Step 5: Solve for x
    x = 165,848,201.06/16,191.20
  6. Step 6: Final answer
    x = 10,243.10

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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.