Home / 27,979.80-41,957.55-9,252.60

Finding the Fourth Proportional to 27,979.80, 41,957.55 and 9,252.60

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Solution

The fourth proportional to 27,979.80, 41,957.55 and 9,252.60 is: 13,874.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,979.80 : 41,957.55 = 9,252.60 : x
  2. Step 2: Convert to fraction form
    27,979.80/41,957.55 = 9,252.60/x
  3. Step 3: Cross multiply
    27,979.80x = 41,957.55 × 9,252.60
  4. Step 4: Simplify right side
    27,979.80x = 388,216,427.13
  5. Step 5: Solve for x
    x = 388,216,427.13/27,979.80
  6. Step 6: Final answer
    x = 13,874.88

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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.