Home / 16,521.84-24,786.36-6,661.44

Finding the Fourth Proportional to 16,521.84, 24,786.36 and 6,661.44

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Solution

The fourth proportional to 16,521.84, 24,786.36 and 6,661.44 is: 9,993.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,521.84 : 24,786.36 = 6,661.44 : x
  2. Step 2: Convert to fraction form
    16,521.84/24,786.36 = 6,661.44/x
  3. Step 3: Cross multiply
    16,521.84x = 24,786.36 × 6,661.44
  4. Step 4: Simplify right side
    16,521.84x = 165,112,849.96
  5. Step 5: Solve for x
    x = 165,112,849.96/16,521.84
  6. Step 6: Final answer
    x = 9,993.61

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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.