Home / 16,861.44-25,292.61-4,381.18

Finding the Fourth Proportional to 16,861.44, 25,292.61 and 4,381.18

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Solution

The fourth proportional to 16,861.44, 25,292.61 and 4,381.18 is: 6,571.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.44 : 25,292.61 = 4,381.18 : x
  2. Step 2: Convert to fraction form
    16,861.44/25,292.61 = 4,381.18/x
  3. Step 3: Cross multiply
    16,861.44x = 25,292.61 × 4,381.18
  4. Step 4: Simplify right side
    16,861.44x = 110,811,477.08
  5. Step 5: Solve for x
    x = 110,811,477.08/16,861.44
  6. Step 6: Final answer
    x = 6,571.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.