Home / 11,928.06-17,890.74-3,043.35

Finding the Fourth Proportional to 11,928.06, 17,890.74 and 3,043.35

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Solution

The fourth proportional to 11,928.06, 17,890.74 and 3,043.35 is: 4,564.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,928.06 : 17,890.74 = 3,043.35 : x
  2. Step 2: Convert to fraction form
    11,928.06/17,890.74 = 3,043.35/x
  3. Step 3: Cross multiply
    11,928.06x = 17,890.74 × 3,043.35
  4. Step 4: Simplify right side
    11,928.06x = 54,447,783.58
  5. Step 5: Solve for x
    x = 54,447,783.58/11,928.06
  6. Step 6: Final answer
    x = 4,564.68

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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.