Home / 30,310.12-41,827.92-16,882.54

Finding the Fourth Proportional to 30,310.12, 41,827.92 and 16,882.54

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Solution

The fourth proportional to 30,310.12, 41,827.92 and 16,882.54 is: 23,297.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,310.12 : 41,827.92 = 16,882.54 : x
  2. Step 2: Convert to fraction form
    30,310.12/41,827.92 = 16,882.54/x
  3. Step 3: Cross multiply
    30,310.12x = 41,827.92 × 16,882.54
  4. Step 4: Simplify right side
    30,310.12x = 706,161,532.52
  5. Step 5: Solve for x
    x = 706,161,532.52/30,310.12
  6. Step 6: Final answer
    x = 23,297.88

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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.