Home / 34,540.36-51,811.64-9,578.28

Finding the Fourth Proportional to 34,540.36, 51,811.64 and 9,578.28

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Solution

The fourth proportional to 34,540.36, 51,811.64 and 9,578.28 is: 14,367.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,540.36 : 51,811.64 = 9,578.28 : x
  2. Step 2: Convert to fraction form
    34,540.36/51,811.64 = 9,578.28/x
  3. Step 3: Cross multiply
    34,540.36x = 51,811.64 × 9,578.28
  4. Step 4: Simplify right side
    34,540.36x = 496,266,395.18
  5. Step 5: Solve for x
    x = 496,266,395.18/34,540.36
  6. Step 6: Final answer
    x = 14,367.73

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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.