Home / 17,834.76-26,708.40-12,272.49

Finding the Fourth Proportional to 17,834.76, 26,708.40 and 12,272.49

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Solution

The fourth proportional to 17,834.76, 26,708.40 and 12,272.49 is: 18,378.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,834.76 : 26,708.40 = 12,272.49 : x
  2. Step 2: Convert to fraction form
    17,834.76/26,708.40 = 12,272.49/x
  3. Step 3: Cross multiply
    17,834.76x = 26,708.40 × 12,272.49
  4. Step 4: Simplify right side
    17,834.76x = 327,778,571.92
  5. Step 5: Solve for x
    x = 327,778,571.92/17,834.76
  6. Step 6: Final answer
    x = 18,378.64

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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.