Home / 17,676.07-26,456.40-12,994.84

Finding the Fourth Proportional to 17,676.07, 26,456.40 and 12,994.84

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Solution

The fourth proportional to 17,676.07, 26,456.40 and 12,994.84 is: 19,449.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,676.07 : 26,456.40 = 12,994.84 : x
  2. Step 2: Convert to fraction form
    17,676.07/26,456.40 = 12,994.84/x
  3. Step 3: Cross multiply
    17,676.07x = 26,456.40 × 12,994.84
  4. Step 4: Simplify right side
    17,676.07x = 343,796,684.98
  5. Step 5: Solve for x
    x = 343,796,684.98/17,676.07
  6. Step 6: Final answer
    x = 19,449.84

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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.