Home / 16,956.90-23,375.94-11,905.74

Finding the Fourth Proportional to 16,956.90, 23,375.94 and 11,905.74

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Solution

The fourth proportional to 16,956.90, 23,375.94 and 11,905.74 is: 16,412.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,956.90 : 23,375.94 = 11,905.74 : x
  2. Step 2: Convert to fraction form
    16,956.90/23,375.94 = 11,905.74/x
  3. Step 3: Cross multiply
    16,956.90x = 23,375.94 × 11,905.74
  4. Step 4: Simplify right side
    16,956.90x = 278,307,863.90
  5. Step 5: Solve for x
    x = 278,307,863.90/16,956.90
  6. Step 6: Final answer
    x = 16,412.66

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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.