Home / 13,848.36-19,106.60-8,183.62

Finding the Fourth Proportional to 13,848.36, 19,106.60 and 8,183.62

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Solution

The fourth proportional to 13,848.36, 19,106.60 and 8,183.62 is: 11,290.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848.36 : 19,106.60 = 8,183.62 : x
  2. Step 2: Convert to fraction form
    13,848.36/19,106.60 = 8,183.62/x
  3. Step 3: Cross multiply
    13,848.36x = 19,106.60 × 8,183.62
  4. Step 4: Simplify right side
    13,848.36x = 156,361,153.89
  5. Step 5: Solve for x
    x = 156,361,153.89/13,848.36
  6. Step 6: Final answer
    x = 11,290.95

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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.