Home / 28,974.42-43,465.05-10,250.55

Finding the Fourth Proportional to 28,974.42, 43,465.05 and 10,250.55

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Solution

The fourth proportional to 28,974.42, 43,465.05 and 10,250.55 is: 15,377.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,974.42 : 43,465.05 = 10,250.55 : x
  2. Step 2: Convert to fraction form
    28,974.42/43,465.05 = 10,250.55/x
  3. Step 3: Cross multiply
    28,974.42x = 43,465.05 × 10,250.55
  4. Step 4: Simplify right side
    28,974.42x = 445,540,668.28
  5. Step 5: Solve for x
    x = 445,540,668.28/28,974.42
  6. Step 6: Final answer
    x = 15,377.03

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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.