Home / 17,860.86-26,759.16-16,806.96

Finding the Fourth Proportional to 17,860.86, 26,759.16 and 16,806.96

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Solution

The fourth proportional to 17,860.86, 26,759.16 and 16,806.96 is: 25,180.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,860.86 : 26,759.16 = 16,806.96 : x
  2. Step 2: Convert to fraction form
    17,860.86/26,759.16 = 16,806.96/x
  3. Step 3: Cross multiply
    17,860.86x = 26,759.16 × 16,806.96
  4. Step 4: Simplify right side
    17,860.86x = 449,740,131.75
  5. Step 5: Solve for x
    x = 449,740,131.75/17,860.86
  6. Step 6: Final answer
    x = 25,180.21

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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.