Home / 12,133.24-18,194.08-4,234.80

Finding the Fourth Proportional to 12,133.24, 18,194.08 and 4,234.80

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Solution

The fourth proportional to 12,133.24, 18,194.08 and 4,234.80 is: 6,350.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,133.24 : 18,194.08 = 4,234.80 : x
  2. Step 2: Convert to fraction form
    12,133.24/18,194.08 = 4,234.80/x
  3. Step 3: Cross multiply
    12,133.24x = 18,194.08 × 4,234.80
  4. Step 4: Simplify right side
    12,133.24x = 77,048,289.98
  5. Step 5: Solve for x
    x = 77,048,289.98/12,133.24
  6. Step 6: Final answer
    x = 6,350.18

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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.