Home / 12,414.21-18,623.61-4,094.57

Finding the Fourth Proportional to 12,414.21, 18,623.61 and 4,094.57

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Solution

The fourth proportional to 12,414.21, 18,623.61 and 4,094.57 is: 6,142.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414.21 : 18,623.61 = 4,094.57 : x
  2. Step 2: Convert to fraction form
    12,414.21/18,623.61 = 4,094.57/x
  3. Step 3: Cross multiply
    12,414.21x = 18,623.61 × 4,094.57
  4. Step 4: Simplify right side
    12,414.21x = 76,255,581.68
  5. Step 5: Solve for x
    x = 76,255,581.68/12,414.21
  6. Step 6: Final answer
    x = 6,142.60

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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.