Home / 30,197.27-41,672.33-16,768.55

Finding the Fourth Proportional to 30,197.27, 41,672.33 and 16,768.55

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Solution

The fourth proportional to 30,197.27, 41,672.33 and 16,768.55 is: 23,140.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,197.27 : 41,672.33 = 16,768.55 : x
  2. Step 2: Convert to fraction form
    30,197.27/41,672.33 = 16,768.55/x
  3. Step 3: Cross multiply
    30,197.27x = 41,672.33 × 16,768.55
  4. Step 4: Simplify right side
    30,197.27x = 698,784,549.22
  5. Step 5: Solve for x
    x = 698,784,549.22/30,197.27
  6. Step 6: Final answer
    x = 23,140.65

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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.