Home / 17,907.37-26,863.96-5,424.47

Finding the Fourth Proportional to 17,907.37, 26,863.96 and 5,424.47

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Solution

The fourth proportional to 17,907.37, 26,863.96 and 5,424.47 is: 8,137.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,907.37 : 26,863.96 = 5,424.47 : x
  2. Step 2: Convert to fraction form
    17,907.37/26,863.96 = 5,424.47/x
  3. Step 3: Cross multiply
    17,907.37x = 26,863.96 × 5,424.47
  4. Step 4: Simplify right side
    17,907.37x = 145,722,745.10
  5. Step 5: Solve for x
    x = 145,722,745.10/17,907.37
  6. Step 6: Final answer
    x = 8,137.58

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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.