Home / 11,204.10-16,806.15-8,295.30

Finding the Fourth Proportional to 11,204.10, 16,806.15 and 8,295.30

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Solution

The fourth proportional to 11,204.10, 16,806.15 and 8,295.30 is: 12,442.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,204.10 : 16,806.15 = 8,295.30 : x
  2. Step 2: Convert to fraction form
    11,204.10/16,806.15 = 8,295.30/x
  3. Step 3: Cross multiply
    11,204.10x = 16,806.15 × 8,295.30
  4. Step 4: Simplify right side
    11,204.10x = 139,412,056.10
  5. Step 5: Solve for x
    x = 139,412,056.10/11,204.10
  6. Step 6: Final answer
    x = 12,442.95

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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.