Home / 27,922.40-41,818.80-19,109.60

Finding the Fourth Proportional to 27,922.40, 41,818.80 and 19,109.60

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Solution

The fourth proportional to 27,922.40, 41,818.80 and 19,109.60 is: 28,620.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,922.40 : 41,818.80 = 19,109.60 : x
  2. Step 2: Convert to fraction form
    27,922.40/41,818.80 = 19,109.60/x
  3. Step 3: Cross multiply
    27,922.40x = 41,818.80 × 19,109.60
  4. Step 4: Simplify right side
    27,922.40x = 799,140,540.48
  5. Step 5: Solve for x
    x = 799,140,540.48/27,922.40
  6. Step 6: Final answer
    x = 28,620.05

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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.