Home / 12,200.09-18,292.23-8,027.46

Finding the Fourth Proportional to 12,200.09, 18,292.23 and 8,027.46

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Solution

The fourth proportional to 12,200.09, 18,292.23 and 8,027.46 is: 12,035.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,200.09 : 18,292.23 = 8,027.46 : x
  2. Step 2: Convert to fraction form
    12,200.09/18,292.23 = 8,027.46/x
  3. Step 3: Cross multiply
    12,200.09x = 18,292.23 × 8,027.46
  4. Step 4: Simplify right side
    12,200.09x = 146,840,144.64
  5. Step 5: Solve for x
    x = 146,840,144.64/12,200.09
  6. Step 6: Final answer
    x = 12,035.99

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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.