Home / 38,578.49-57,857.61-16,380.44

Finding the Fourth Proportional to 38,578.49, 57,857.61 and 16,380.44

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Solution

The fourth proportional to 38,578.49, 57,857.61 and 16,380.44 is: 24,566.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,578.49 : 57,857.61 = 16,380.44 : x
  2. Step 2: Convert to fraction form
    38,578.49/57,857.61 = 16,380.44/x
  3. Step 3: Cross multiply
    38,578.49x = 57,857.61 × 16,380.44
  4. Step 4: Simplify right side
    38,578.49x = 947,733,109.15
  5. Step 5: Solve for x
    x = 947,733,109.15/38,578.49
  6. Step 6: Final answer
    x = 24,566.36

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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.