Home / 30,234.84-41,723.66-16,806.12

Finding the Fourth Proportional to 30,234.84, 41,723.66 and 16,806.12

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Solution

The fourth proportional to 30,234.84, 41,723.66 and 16,806.12 is: 23,192.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,234.84 : 41,723.66 = 16,806.12 : x
  2. Step 2: Convert to fraction form
    30,234.84/41,723.66 = 16,806.12/x
  3. Step 3: Cross multiply
    30,234.84x = 41,723.66 × 16,806.12
  4. Step 4: Simplify right side
    30,234.84x = 701,212,836.80
  5. Step 5: Solve for x
    x = 701,212,836.80/30,234.84
  6. Step 6: Final answer
    x = 23,192.21

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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.