Home / 17,751.74-26,609.62-11,515.73

Finding the Fourth Proportional to 17,751.74, 26,609.62 and 11,515.73

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Solution

The fourth proportional to 17,751.74, 26,609.62 and 11,515.73 is: 17,261.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,751.74 : 26,609.62 = 11,515.73 : x
  2. Step 2: Convert to fraction form
    17,751.74/26,609.62 = 11,515.73/x
  3. Step 3: Cross multiply
    17,751.74x = 26,609.62 × 11,515.73
  4. Step 4: Simplify right side
    17,751.74x = 306,429,141.74
  5. Step 5: Solve for x
    x = 306,429,141.74/17,751.74
  6. Step 6: Final answer
    x = 17,261.92

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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.