Home / 28,040.44-41,961.92-17,515.42

Finding the Fourth Proportional to 28,040.44, 41,961.92 and 17,515.42

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Solution

The fourth proportional to 28,040.44, 41,961.92 and 17,515.42 is: 26,211.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,040.44 : 41,961.92 = 17,515.42 : x
  2. Step 2: Convert to fraction form
    28,040.44/41,961.92 = 17,515.42/x
  3. Step 3: Cross multiply
    28,040.44x = 41,961.92 × 17,515.42
  4. Step 4: Simplify right side
    28,040.44x = 734,980,755.63
  5. Step 5: Solve for x
    x = 734,980,755.63/28,040.44
  6. Step 6: Final answer
    x = 26,211.45

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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.