Home / 18,194.40-27,291.60-5,046.90

Finding the Fourth Proportional to 18,194.40, 27,291.60 and 5,046.90

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Solution

The fourth proportional to 18,194.40, 27,291.60 and 5,046.90 is: 7,570.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194.40 : 27,291.60 = 5,046.90 : x
  2. Step 2: Convert to fraction form
    18,194.40/27,291.60 = 5,046.90/x
  3. Step 3: Cross multiply
    18,194.40x = 27,291.60 × 5,046.90
  4. Step 4: Simplify right side
    18,194.40x = 137,737,976.04
  5. Step 5: Solve for x
    x = 137,737,976.04/18,194.40
  6. Step 6: Final answer
    x = 7,570.35

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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.