Home / 30,383.10-41,928.67-16,954.44

Finding the Fourth Proportional to 30,383.10, 41,928.67 and 16,954.44

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Solution

The fourth proportional to 30,383.10, 41,928.67 and 16,954.44 is: 23,397.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,383.10 : 41,928.67 = 16,954.44 : x
  2. Step 2: Convert to fraction form
    30,383.10/41,928.67 = 16,954.44/x
  3. Step 3: Cross multiply
    30,383.10x = 41,928.67 × 16,954.44
  4. Step 4: Simplify right side
    30,383.10x = 710,876,920.18
  5. Step 5: Solve for x
    x = 710,876,920.18/30,383.10
  6. Step 6: Final answer
    x = 23,397.12

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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.