Home / 11,974.94-16,520.95-11,956.48

Finding the Fourth Proportional to 11,974.94, 16,520.95 and 11,956.48

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Solution

The fourth proportional to 11,974.94, 16,520.95 and 11,956.48 is: 16,495.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.94 : 16,520.95 = 11,956.48 : x
  2. Step 2: Convert to fraction form
    11,974.94/16,520.95 = 11,956.48/x
  3. Step 3: Cross multiply
    11,974.94x = 16,520.95 × 11,956.48
  4. Step 4: Simplify right side
    11,974.94x = 197,532,408.26
  5. Step 5: Solve for x
    x = 197,532,408.26/11,974.94
  6. Step 6: Final answer
    x = 16,495.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.