Home / 14,786.32-22,179.48-8,626

Finding the Fourth Proportional to 14,786.32, 22,179.48 and 8,626

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Solution

The fourth proportional to 14,786.32, 22,179.48 and 8,626 is: 12,939

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,786.32 : 22,179.48 = 8,626 : x
  2. Step 2: Convert to fraction form
    14,786.32/22,179.48 = 8,626/x
  3. Step 3: Cross multiply
    14,786.32x = 22,179.48 × 8,626
  4. Step 4: Simplify right side
    14,786.32x = 191,320,194.48
  5. Step 5: Solve for x
    x = 191,320,194.48/14,786.32
  6. Step 6: Final answer
    x = 12,939

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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.