Home / 16,869.44-25,260-11,009.60

Finding the Fourth Proportional to 16,869.44, 25,260 and 11,009.60

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Solution

The fourth proportional to 16,869.44, 25,260 and 11,009.60 is: 16,485.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.44 : 25,260 = 11,009.60 : x
  2. Step 2: Convert to fraction form
    16,869.44/25,260 = 11,009.60/x
  3. Step 3: Cross multiply
    16,869.44x = 25,260 × 11,009.60
  4. Step 4: Simplify right side
    16,869.44x = 278,102,496
  5. Step 5: Solve for x
    x = 278,102,496/16,869.44
  6. Step 6: Final answer
    x = 16,485.58

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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.