Home / 27,235.32-40,798.31-19,855.41

Finding the Fourth Proportional to 27,235.32, 40,798.31 and 19,855.41

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Solution

The fourth proportional to 27,235.32, 40,798.31 and 19,855.41 is: 29,743.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,235.32 : 40,798.31 = 19,855.41 : x
  2. Step 2: Convert to fraction form
    27,235.32/40,798.31 = 19,855.41/x
  3. Step 3: Cross multiply
    27,235.32x = 40,798.31 × 19,855.41
  4. Step 4: Simplify right side
    27,235.32x = 810,067,073.08
  5. Step 5: Solve for x
    x = 810,067,073.08/27,235.32
  6. Step 6: Final answer
    x = 29,743.26

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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.