Home / 16,246.72-22,420.62-8,794.72

Finding the Fourth Proportional to 16,246.72, 22,420.62 and 8,794.72

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Solution

The fourth proportional to 16,246.72, 22,420.62 and 8,794.72 is: 12,136.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,246.72 : 22,420.62 = 8,794.72 : x
  2. Step 2: Convert to fraction form
    16,246.72/22,420.62 = 8,794.72/x
  3. Step 3: Cross multiply
    16,246.72x = 22,420.62 × 8,794.72
  4. Step 4: Simplify right side
    16,246.72x = 197,183,075.13
  5. Step 5: Solve for x
    x = 197,183,075.13/16,246.72
  6. Step 6: Final answer
    x = 12,136.79

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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.