Home / 17,276.76-25,914.66-12,086.04

Finding the Fourth Proportional to 17,276.76, 25,914.66 and 12,086.04

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Solution

The fourth proportional to 17,276.76, 25,914.66 and 12,086.04 is: 18,128.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,276.76 : 25,914.66 = 12,086.04 : x
  2. Step 2: Convert to fraction form
    17,276.76/25,914.66 = 12,086.04/x
  3. Step 3: Cross multiply
    17,276.76x = 25,914.66 × 12,086.04
  4. Step 4: Simplify right side
    17,276.76x = 313,205,617.35
  5. Step 5: Solve for x
    x = 313,205,617.35/17,276.76
  6. Step 6: Final answer
    x = 18,128.72

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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.