Home / 11,290.94-16,919.39-10,060.55

Finding the Fourth Proportional to 11,290.94, 16,919.39 and 10,060.55

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Solution

The fourth proportional to 11,290.94, 16,919.39 and 10,060.55 is: 15,075.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290.94 : 16,919.39 = 10,060.55 : x
  2. Step 2: Convert to fraction form
    11,290.94/16,919.39 = 10,060.55/x
  3. Step 3: Cross multiply
    11,290.94x = 16,919.39 × 10,060.55
  4. Step 4: Simplify right side
    11,290.94x = 170,218,234.16
  5. Step 5: Solve for x
    x = 170,218,234.16/11,290.94
  6. Step 6: Final answer
    x = 15,075.65

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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.