Home / 38,290.41-52,843.19-21,524.49

Finding the Fourth Proportional to 38,290.41, 52,843.19 and 21,524.49

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Solution

The fourth proportional to 38,290.41, 52,843.19 and 21,524.49 is: 29,705.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,290.41 : 52,843.19 = 21,524.49 : x
  2. Step 2: Convert to fraction form
    38,290.41/52,843.19 = 21,524.49/x
  3. Step 3: Cross multiply
    38,290.41x = 52,843.19 × 21,524.49
  4. Step 4: Simplify right side
    38,290.41x = 1,137,422,607.10
  5. Step 5: Solve for x
    x = 1,137,422,607.10/38,290.41
  6. Step 6: Final answer
    x = 29,705.16

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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.