Home / 30,125.85-41,571.23-16,697.67

Finding the Fourth Proportional to 30,125.85, 41,571.23 and 16,697.67

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Solution

The fourth proportional to 30,125.85, 41,571.23 and 16,697.67 is: 23,041.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,125.85 : 41,571.23 = 16,697.67 : x
  2. Step 2: Convert to fraction form
    30,125.85/41,571.23 = 16,697.67/x
  3. Step 3: Cross multiply
    30,125.85x = 41,571.23 × 16,697.67
  4. Step 4: Simplify right side
    30,125.85x = 694,142,596.55
  5. Step 5: Solve for x
    x = 694,142,596.55/30,125.85
  6. Step 6: Final answer
    x = 23,041.43

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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.