Home / 30,235.44-41,723.64-16,806.90

Finding the Fourth Proportional to 30,235.44, 41,723.64 and 16,806.90

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Solution

The fourth proportional to 30,235.44, 41,723.64 and 16,806.90 is: 23,192.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,235.44 : 41,723.64 = 16,806.90 : x
  2. Step 2: Convert to fraction form
    30,235.44/41,723.64 = 16,806.90/x
  3. Step 3: Cross multiply
    30,235.44x = 41,723.64 × 16,806.90
  4. Step 4: Simplify right side
    30,235.44x = 701,245,045.12
  5. Step 5: Solve for x
    x = 701,245,045.12/30,235.44
  6. Step 6: Final answer
    x = 23,192.82

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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.