Home / 27,796.66-38,365.19-25,554.99

Finding the Fourth Proportional to 27,796.66, 38,365.19 and 25,554.99

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Solution

The fourth proportional to 27,796.66, 38,365.19 and 25,554.99 is: 35,271.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,796.66 : 38,365.19 = 25,554.99 : x
  2. Step 2: Convert to fraction form
    27,796.66/38,365.19 = 25,554.99/x
  3. Step 3: Cross multiply
    27,796.66x = 38,365.19 × 25,554.99
  4. Step 4: Simplify right side
    27,796.66x = 980,422,046.80
  5. Step 5: Solve for x
    x = 980,422,046.80/27,796.66
  6. Step 6: Final answer
    x = 35,271.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.