Home / 12,026.11-18,043.09-5,786.63

Finding the Fourth Proportional to 12,026.11, 18,043.09 and 5,786.63

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Solution

The fourth proportional to 12,026.11, 18,043.09 and 5,786.63 is: 8,681.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026.11 : 18,043.09 = 5,786.63 : x
  2. Step 2: Convert to fraction form
    12,026.11/18,043.09 = 5,786.63/x
  3. Step 3: Cross multiply
    12,026.11x = 18,043.09 × 5,786.63
  4. Step 4: Simplify right side
    12,026.11x = 104,408,685.89
  5. Step 5: Solve for x
    x = 104,408,685.89/12,026.11
  6. Step 6: Final answer
    x = 8,681.83

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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.