Home / 13,816.73-20,735.55-11,076.50

Finding the Fourth Proportional to 13,816.73, 20,735.55 and 11,076.50

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Solution

The fourth proportional to 13,816.73, 20,735.55 and 11,076.50 is: 16,623.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,816.73 : 20,735.55 = 11,076.50 : x
  2. Step 2: Convert to fraction form
    13,816.73/20,735.55 = 11,076.50/x
  3. Step 3: Cross multiply
    13,816.73x = 20,735.55 × 11,076.50
  4. Step 4: Simplify right side
    13,816.73x = 229,677,371.41
  5. Step 5: Solve for x
    x = 229,677,371.41/13,816.73
  6. Step 6: Final answer
    x = 16,623.13

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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.