Home / 17,772.69-26,668.31-7,250.49

Finding the Fourth Proportional to 17,772.69, 26,668.31 and 7,250.49

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Solution

The fourth proportional to 17,772.69, 26,668.31 and 7,250.49 is: 10,879.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,772.69 : 26,668.31 = 7,250.49 : x
  2. Step 2: Convert to fraction form
    17,772.69/26,668.31 = 7,250.49/x
  3. Step 3: Cross multiply
    17,772.69x = 26,668.31 × 7,250.49
  4. Step 4: Simplify right side
    17,772.69x = 193,358,278.72
  5. Step 5: Solve for x
    x = 193,358,278.72/17,772.69
  6. Step 6: Final answer
    x = 10,879.51

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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.