Home / 36,315.41-54,447.73-18,551.57

Finding the Fourth Proportional to 36,315.41, 54,447.73 and 18,551.57

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Solution

The fourth proportional to 36,315.41, 54,447.73 and 18,551.57 is: 27,814.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,315.41 : 54,447.73 = 18,551.57 : x
  2. Step 2: Convert to fraction form
    36,315.41/54,447.73 = 18,551.57/x
  3. Step 3: Cross multiply
    36,315.41x = 54,447.73 × 18,551.57
  4. Step 4: Simplify right side
    36,315.41x = 1,010,090,874.44
  5. Step 5: Solve for x
    x = 1,010,090,874.44/36,315.41
  6. Step 6: Final answer
    x = 27,814.39

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1.5x scale

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.