Home / 28,087.99-42,081.22-17,552.95

Finding the Fourth Proportional to 28,087.99, 42,081.22 and 17,552.95

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Solution

The fourth proportional to 28,087.99, 42,081.22 and 17,552.95 is: 26,297.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,087.99 : 42,081.22 = 17,552.95 : x
  2. Step 2: Convert to fraction form
    28,087.99/42,081.22 = 17,552.95/x
  3. Step 3: Cross multiply
    28,087.99x = 42,081.22 × 17,552.95
  4. Step 4: Simplify right side
    28,087.99x = 738,649,704.04
  5. Step 5: Solve for x
    x = 738,649,704.04/28,087.99
  6. Step 6: Final answer
    x = 26,297.71

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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.