Home / 36,974.80-51,013.56-21,058.30

Finding the Fourth Proportional to 36,974.80, 51,013.56 and 21,058.30

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Solution

The fourth proportional to 36,974.80, 51,013.56 and 21,058.30 is: 29,053.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,974.80 : 51,013.56 = 21,058.30 : x
  2. Step 2: Convert to fraction form
    36,974.80/51,013.56 = 21,058.30/x
  3. Step 3: Cross multiply
    36,974.80x = 51,013.56 × 21,058.30
  4. Step 4: Simplify right side
    36,974.80x = 1,074,258,850.55
  5. Step 5: Solve for x
    x = 1,074,258,850.55/36,974.80
  6. Step 6: Final answer
    x = 29,053.81

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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.