Home / 27,891.44-41,795.60-15,415.04

Finding the Fourth Proportional to 27,891.44, 41,795.60 and 15,415.04

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Solution

The fourth proportional to 27,891.44, 41,795.60 and 15,415.04 is: 23,099.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,891.44 : 41,795.60 = 15,415.04 : x
  2. Step 2: Convert to fraction form
    27,891.44/41,795.60 = 15,415.04/x
  3. Step 3: Cross multiply
    27,891.44x = 41,795.60 × 15,415.04
  4. Step 4: Simplify right side
    27,891.44x = 644,280,845.82
  5. Step 5: Solve for x
    x = 644,280,845.82/27,891.44
  6. Step 6: Final answer
    x = 23,099.59

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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.