Home / 38,083.16-52,554.79-20,855.44

Finding the Fourth Proportional to 38,083.16, 52,554.79 and 20,855.44

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Solution

The fourth proportional to 38,083.16, 52,554.79 and 20,855.44 is: 28,780.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,083.16 : 52,554.79 = 20,855.44 : x
  2. Step 2: Convert to fraction form
    38,083.16/52,554.79 = 20,855.44/x
  3. Step 3: Cross multiply
    38,083.16x = 52,554.79 × 20,855.44
  4. Step 4: Simplify right side
    38,083.16x = 1,096,053,361.32
  5. Step 5: Solve for x
    x = 1,096,053,361.32/38,083.16
  6. Step 6: Final answer
    x = 28,780.52

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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.