Home / 16,837.89-25,257.11-11,934.15

Finding the Fourth Proportional to 16,837.89, 25,257.11 and 11,934.15

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Solution

The fourth proportional to 16,837.89, 25,257.11 and 11,934.15 is: 17,901.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,837.89 : 25,257.11 = 11,934.15 : x
  2. Step 2: Convert to fraction form
    16,837.89/25,257.11 = 11,934.15/x
  3. Step 3: Cross multiply
    16,837.89x = 25,257.11 × 11,934.15
  4. Step 4: Simplify right side
    16,837.89x = 301,422,079.64
  5. Step 5: Solve for x
    x = 301,422,079.64/16,837.89
  6. Step 6: Final answer
    x = 17,901.42

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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.