Home / 16,439.24-24,673.50-7,679.09

Finding the Fourth Proportional to 16,439.24, 24,673.50 and 7,679.09

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Solution

The fourth proportional to 16,439.24, 24,673.50 and 7,679.09 is: 11,525.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,439.24 : 24,673.50 = 7,679.09 : x
  2. Step 2: Convert to fraction form
    16,439.24/24,673.50 = 7,679.09/x
  3. Step 3: Cross multiply
    16,439.24x = 24,673.50 × 7,679.09
  4. Step 4: Simplify right side
    16,439.24x = 189,469,903.75
  5. Step 5: Solve for x
    x = 189,469,903.75/16,439.24
  6. Step 6: Final answer
    x = 11,525.47

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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.