Home / 30,369.94-41,910.58-16,942.06

Finding the Fourth Proportional to 30,369.94, 41,910.58 and 16,942.06

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Solution

The fourth proportional to 30,369.94, 41,910.58 and 16,942.06 is: 23,380.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,369.94 : 41,910.58 = 16,942.06 : x
  2. Step 2: Convert to fraction form
    30,369.94/41,910.58 = 16,942.06/x
  3. Step 3: Cross multiply
    30,369.94x = 41,910.58 × 16,942.06
  4. Step 4: Simplify right side
    30,369.94x = 710,051,560.99
  5. Step 5: Solve for x
    x = 710,051,560.99/30,369.94
  6. Step 6: Final answer
    x = 23,380.08

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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.