Home / 17,890.07-26,827.61-6,790.64

Finding the Fourth Proportional to 17,890.07, 26,827.61 and 6,790.64

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Solution

The fourth proportional to 17,890.07, 26,827.61 and 6,790.64 is: 10,183.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,890.07 : 26,827.61 = 6,790.64 : x
  2. Step 2: Convert to fraction form
    17,890.07/26,827.61 = 6,790.64/x
  3. Step 3: Cross multiply
    17,890.07x = 26,827.61 × 6,790.64
  4. Step 4: Simplify right side
    17,890.07x = 182,176,473.48
  5. Step 5: Solve for x
    x = 182,176,473.48/17,890.07
  6. Step 6: Final answer
    x = 10,183.11

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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.