Home / 17,674.44-26,453.96-12,993.21

Finding the Fourth Proportional to 17,674.44, 26,453.96 and 12,993.21

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Solution

The fourth proportional to 17,674.44, 26,453.96 and 12,993.21 is: 19,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,674.44 : 26,453.96 = 12,993.21 : x
  2. Step 2: Convert to fraction form
    17,674.44/26,453.96 = 12,993.21/x
  3. Step 3: Cross multiply
    17,674.44x = 26,453.96 × 12,993.21
  4. Step 4: Simplify right side
    17,674.44x = 343,721,857.61
  5. Step 5: Solve for x
    x = 343,721,857.61/17,674.44
  6. Step 6: Final answer
    x = 19,447.40

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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.