Home / 30,350.24-45,531.85-10,629.44

Finding the Fourth Proportional to 30,350.24, 45,531.85 and 10,629.44

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Solution

The fourth proportional to 30,350.24, 45,531.85 and 10,629.44 is: 15,946.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,350.24 : 45,531.85 = 10,629.44 : x
  2. Step 2: Convert to fraction form
    30,350.24/45,531.85 = 10,629.44/x
  3. Step 3: Cross multiply
    30,350.24x = 45,531.85 × 10,629.44
  4. Step 4: Simplify right side
    30,350.24x = 483,978,067.66
  5. Step 5: Solve for x
    x = 483,978,067.66/30,350.24
  6. Step 6: Final answer
    x = 15,946.43

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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.