Home / 11,962.35-17,934.57-8,253.99

Finding the Fourth Proportional to 11,962.35, 17,934.57 and 8,253.99

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Solution

The fourth proportional to 11,962.35, 17,934.57 and 8,253.99 is: 12,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962.35 : 17,934.57 = 8,253.99 : x
  2. Step 2: Convert to fraction form
    11,962.35/17,934.57 = 8,253.99/x
  3. Step 3: Cross multiply
    11,962.35x = 17,934.57 × 8,253.99
  4. Step 4: Simplify right side
    11,962.35x = 148,031,761.43
  5. Step 5: Solve for x
    x = 148,031,761.43/11,962.35
  6. Step 6: Final answer
    x = 12,374.81

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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.