Home / 27,998.20-41,997.30-10,464.40

Finding the Fourth Proportional to 27,998.20, 41,997.30 and 10,464.40

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Solution

The fourth proportional to 27,998.20, 41,997.30 and 10,464.40 is: 15,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,998.20 : 41,997.30 = 10,464.40 : x
  2. Step 2: Convert to fraction form
    27,998.20/41,997.30 = 10,464.40/x
  3. Step 3: Cross multiply
    27,998.20x = 41,997.30 × 10,464.40
  4. Step 4: Simplify right side
    27,998.20x = 439,476,546.12
  5. Step 5: Solve for x
    x = 439,476,546.12/27,998.20
  6. Step 6: Final answer
    x = 15,696.60

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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.