Home / 18,576.20-27,861.57-6,106.21

Finding the Fourth Proportional to 18,576.20, 27,861.57 and 6,106.21

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Solution

The fourth proportional to 18,576.20, 27,861.57 and 6,106.21 is: 9,158.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576.20 : 27,861.57 = 6,106.21 : x
  2. Step 2: Convert to fraction form
    18,576.20/27,861.57 = 6,106.21/x
  3. Step 3: Cross multiply
    18,576.20x = 27,861.57 × 6,106.21
  4. Step 4: Simplify right side
    18,576.20x = 170,128,527.70
  5. Step 5: Solve for x
    x = 170,128,527.70/18,576.20
  6. Step 6: Final answer
    x = 9,158.41

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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.