Home / 30,401.94-41,950.38-16,971.33

Finding the Fourth Proportional to 30,401.94, 41,950.38 and 16,971.33

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Solution

The fourth proportional to 30,401.94, 41,950.38 and 16,971.33 is: 23,418.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,401.94 : 41,950.38 = 16,971.33 : x
  2. Step 2: Convert to fraction form
    30,401.94/41,950.38 = 16,971.33/x
  3. Step 3: Cross multiply
    30,401.94x = 41,950.38 × 16,971.33
  4. Step 4: Simplify right side
    30,401.94x = 711,953,742.61
  5. Step 5: Solve for x
    x = 711,953,742.61/30,401.94
  6. Step 6: Final answer
    x = 23,418.04

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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.