Home / 27,918.85-41,884.74-9,198.22

Finding the Fourth Proportional to 27,918.85, 41,884.74 and 9,198.22

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Solution

The fourth proportional to 27,918.85, 41,884.74 and 9,198.22 is: 13,799.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,918.85 : 41,884.74 = 9,198.22 : x
  2. Step 2: Convert to fraction form
    27,918.85/41,884.74 = 9,198.22/x
  3. Step 3: Cross multiply
    27,918.85x = 41,884.74 × 9,198.22
  4. Step 4: Simplify right side
    27,918.85x = 385,264,843.74
  5. Step 5: Solve for x
    x = 385,264,843.74/27,918.85
  6. Step 6: Final answer
    x = 13,799.45

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1.5x scale

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.