Home / 27,054.80-40,578.60-8,335.44

Finding the Fourth Proportional to 27,054.80, 40,578.60 and 8,335.44

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Solution

The fourth proportional to 27,054.80, 40,578.60 and 8,335.44 is: 12,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,054.80 : 40,578.60 = 8,335.44 : x
  2. Step 2: Convert to fraction form
    27,054.80/40,578.60 = 8,335.44/x
  3. Step 3: Cross multiply
    27,054.80x = 40,578.60 × 8,335.44
  4. Step 4: Simplify right side
    27,054.80x = 338,240,485.58
  5. Step 5: Solve for x
    x = 338,240,485.58/27,054.80
  6. Step 6: Final answer
    x = 12,502.05

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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.