Home / 17,185.68-25,755.48-14,144.40

Finding the Fourth Proportional to 17,185.68, 25,755.48 and 14,144.40

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Solution

The fourth proportional to 17,185.68, 25,755.48 and 14,144.40 is: 21,197.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,185.68 : 25,755.48 = 14,144.40 : x
  2. Step 2: Convert to fraction form
    17,185.68/25,755.48 = 14,144.40/x
  3. Step 3: Cross multiply
    17,185.68x = 25,755.48 × 14,144.40
  4. Step 4: Simplify right side
    17,185.68x = 364,295,811.31
  5. Step 5: Solve for x
    x = 364,295,811.31/17,185.68
  6. Step 6: Final answer
    x = 21,197.64

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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.