Home / 17,751.38-26,640.84-6,668.15

Finding the Fourth Proportional to 17,751.38, 26,640.84 and 6,668.15

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Solution

The fourth proportional to 17,751.38, 26,640.84 and 6,668.15 is: 10,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,751.38 : 26,640.84 = 6,668.15 : x
  2. Step 2: Convert to fraction form
    17,751.38/26,640.84 = 6,668.15/x
  3. Step 3: Cross multiply
    17,751.38x = 26,640.84 × 6,668.15
  4. Step 4: Simplify right side
    17,751.38x = 177,645,117.25
  5. Step 5: Solve for x
    x = 177,645,117.25/17,751.38
  6. Step 6: Final answer
    x = 10,007.40

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1.5x scale

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.