Home / 30,874.54-42,608.52-17,446.36

Finding the Fourth Proportional to 30,874.54, 42,608.52 and 17,446.36

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Solution

The fourth proportional to 30,874.54, 42,608.52 and 17,446.36 is: 24,076.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,874.54 : 42,608.52 = 17,446.36 : x
  2. Step 2: Convert to fraction form
    30,874.54/42,608.52 = 17,446.36/x
  3. Step 3: Cross multiply
    30,874.54x = 42,608.52 × 17,446.36
  4. Step 4: Simplify right side
    30,874.54x = 743,363,578.99
  5. Step 5: Solve for x
    x = 743,363,578.99/30,874.54
  6. Step 6: Final answer
    x = 24,076.91

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1.5x scale

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.