Home / 28,893.44-43,338.50-11,120.58

Finding the Fourth Proportional to 28,893.44, 43,338.50 and 11,120.58

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Solution

The fourth proportional to 28,893.44, 43,338.50 and 11,120.58 is: 16,680.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,893.44 : 43,338.50 = 11,120.58 : x
  2. Step 2: Convert to fraction form
    28,893.44/43,338.50 = 11,120.58/x
  3. Step 3: Cross multiply
    28,893.44x = 43,338.50 × 11,120.58
  4. Step 4: Simplify right side
    28,893.44x = 481,949,256.33
  5. Step 5: Solve for x
    x = 481,949,256.33/28,893.44
  6. Step 6: Final answer
    x = 16,680.23

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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.