Home / 30,057.11-41,481.93-17,310.75

Finding the Fourth Proportional to 30,057.11, 41,481.93 and 17,310.75

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Solution

The fourth proportional to 30,057.11, 41,481.93 and 17,310.75 is: 23,890.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,057.11 : 41,481.93 = 17,310.75 : x
  2. Step 2: Convert to fraction form
    30,057.11/41,481.93 = 17,310.75/x
  3. Step 3: Cross multiply
    30,057.11x = 41,481.93 × 17,310.75
  4. Step 4: Simplify right side
    30,057.11x = 718,083,319.75
  5. Step 5: Solve for x
    x = 718,083,319.75/30,057.11
  6. Step 6: Final answer
    x = 23,890.63

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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.