Home / 31,291.88-43,042.73-27,444.60

Finding the Fourth Proportional to 31,291.88, 43,042.73 and 27,444.60

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Solution

The fourth proportional to 31,291.88, 43,042.73 and 27,444.60 is: 37,750.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,291.88 : 43,042.73 = 27,444.60 : x
  2. Step 2: Convert to fraction form
    31,291.88/43,042.73 = 27,444.60/x
  3. Step 3: Cross multiply
    31,291.88x = 43,042.73 × 27,444.60
  4. Step 4: Simplify right side
    31,291.88x = 1,181,290,370.54
  5. Step 5: Solve for x
    x = 1,181,290,370.54/31,291.88
  6. Step 6: Final answer
    x = 37,750.71

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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.