Home / 36,251.94-54,375.75-21,554.40

Finding the Fourth Proportional to 36,251.94, 54,375.75 and 21,554.40

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Solution

The fourth proportional to 36,251.94, 54,375.75 and 21,554.40 is: 32,330.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,251.94 : 54,375.75 = 21,554.40 : x
  2. Step 2: Convert to fraction form
    36,251.94/54,375.75 = 21,554.40/x
  3. Step 3: Cross multiply
    36,251.94x = 54,375.75 × 21,554.40
  4. Step 4: Simplify right side
    36,251.94x = 1,172,036,665.80
  5. Step 5: Solve for x
    x = 1,172,036,665.80/36,251.94
  6. Step 6: Final answer
    x = 32,330.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.