Home / 17,784.52-26,661.66-10,863.88

Finding the Fourth Proportional to 17,784.52, 26,661.66 and 10,863.88

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Solution

The fourth proportional to 17,784.52, 26,661.66 and 10,863.88 is: 16,286.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,784.52 : 26,661.66 = 10,863.88 : x
  2. Step 2: Convert to fraction form
    17,784.52/26,661.66 = 10,863.88/x
  3. Step 3: Cross multiply
    17,784.52x = 26,661.66 × 10,863.88
  4. Step 4: Simplify right side
    17,784.52x = 289,649,074.84
  5. Step 5: Solve for x
    x = 289,649,074.84/17,784.52
  6. Step 6: Final answer
    x = 16,286.58

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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.