Home / 27,843.69-41,778.29-15,197.36

Finding the Fourth Proportional to 27,843.69, 41,778.29 and 15,197.36

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Solution

The fourth proportional to 27,843.69, 41,778.29 and 15,197.36 is: 22,803.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,843.69 : 41,778.29 = 15,197.36 : x
  2. Step 2: Convert to fraction form
    27,843.69/41,778.29 = 15,197.36/x
  3. Step 3: Cross multiply
    27,843.69x = 41,778.29 × 15,197.36
  4. Step 4: Simplify right side
    27,843.69x = 634,919,855.75
  5. Step 5: Solve for x
    x = 634,919,855.75/27,843.69
  6. Step 6: Final answer
    x = 22,803.01

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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.