Home / 36,482.43-54,624.96-18,915.33

Finding the Fourth Proportional to 36,482.43, 54,624.96 and 18,915.33

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Solution

The fourth proportional to 36,482.43, 54,624.96 and 18,915.33 is: 28,321.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,482.43 : 54,624.96 = 18,915.33 : x
  2. Step 2: Convert to fraction form
    36,482.43/54,624.96 = 18,915.33/x
  3. Step 3: Cross multiply
    36,482.43x = 54,624.96 × 18,915.33
  4. Step 4: Simplify right side
    36,482.43x = 1,033,249,144.64
  5. Step 5: Solve for x
    x = 1,033,249,144.64/36,482.43
  6. Step 6: Final answer
    x = 28,321.83

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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.