Home / 30,369.12-41,907.47-16,941.23

Finding the Fourth Proportional to 30,369.12, 41,907.47 and 16,941.23

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Solution

The fourth proportional to 30,369.12, 41,907.47 and 16,941.23 is: 23,377.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,369.12 : 41,907.47 = 16,941.23 : x
  2. Step 2: Convert to fraction form
    30,369.12/41,907.47 = 16,941.23/x
  3. Step 3: Cross multiply
    30,369.12x = 41,907.47 × 16,941.23
  4. Step 4: Simplify right side
    30,369.12x = 709,964,087.99
  5. Step 5: Solve for x
    x = 709,964,087.99/30,369.12
  6. Step 6: Final answer
    x = 23,377.83

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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.