Home / 31,974.78-44,153.06-20,058.60

Finding the Fourth Proportional to 31,974.78, 44,153.06 and 20,058.60

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Solution

The fourth proportional to 31,974.78, 44,153.06 and 20,058.60 is: 27,698.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,974.78 : 44,153.06 = 20,058.60 : x
  2. Step 2: Convert to fraction form
    31,974.78/44,153.06 = 20,058.60/x
  3. Step 3: Cross multiply
    31,974.78x = 44,153.06 × 20,058.60
  4. Step 4: Simplify right side
    31,974.78x = 885,648,469.02
  5. Step 5: Solve for x
    x = 885,648,469.02/31,974.78
  6. Step 6: Final answer
    x = 27,698.34

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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.