Home / 28,968.78-43,453.94-9,247.32

Finding the Fourth Proportional to 28,968.78, 43,453.94 and 9,247.32

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Solution

The fourth proportional to 28,968.78, 43,453.94 and 9,247.32 is: 13,871.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,968.78 : 43,453.94 = 9,247.32 : x
  2. Step 2: Convert to fraction form
    28,968.78/43,453.94 = 9,247.32/x
  3. Step 3: Cross multiply
    28,968.78x = 43,453.94 × 9,247.32
  4. Step 4: Simplify right side
    28,968.78x = 401,832,488.44
  5. Step 5: Solve for x
    x = 401,832,488.44/28,968.78
  6. Step 6: Final answer
    x = 13,871.23

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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.