Home / 30,028.79-41,438.22-16,599.67

Finding the Fourth Proportional to 30,028.79, 41,438.22 and 16,599.67

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Solution

The fourth proportional to 30,028.79, 41,438.22 and 16,599.67 is: 22,906.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,028.79 : 41,438.22 = 16,599.67 : x
  2. Step 2: Convert to fraction form
    30,028.79/41,438.22 = 16,599.67/x
  3. Step 3: Cross multiply
    30,028.79x = 41,438.22 × 16,599.67
  4. Step 4: Simplify right side
    30,028.79x = 687,860,611.54
  5. Step 5: Solve for x
    x = 687,860,611.54/30,028.79
  6. Step 6: Final answer
    x = 22,906.70

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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.