Home / 16,519.70-24,784.41-6,653.90

Finding the Fourth Proportional to 16,519.70, 24,784.41 and 6,653.90

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Solution

The fourth proportional to 16,519.70, 24,784.41 and 6,653.90 is: 9,982.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,519.70 : 24,784.41 = 6,653.90 : x
  2. Step 2: Convert to fraction form
    16,519.70/24,784.41 = 6,653.90/x
  3. Step 3: Cross multiply
    16,519.70x = 24,784.41 × 6,653.90
  4. Step 4: Simplify right side
    16,519.70x = 164,913,072.61
  5. Step 5: Solve for x
    x = 164,913,072.61/16,519.70
  6. Step 6: Final answer
    x = 9,982.81

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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.