Home / 16,860.99-25,290.27-5,173.50

Finding the Fourth Proportional to 16,860.99, 25,290.27 and 5,173.50

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Solution

The fourth proportional to 16,860.99, 25,290.27 and 5,173.50 is: 7,759.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,860.99 : 25,290.27 = 5,173.50 : x
  2. Step 2: Convert to fraction form
    16,860.99/25,290.27 = 5,173.50/x
  3. Step 3: Cross multiply
    16,860.99x = 25,290.27 × 5,173.50
  4. Step 4: Simplify right side
    16,860.99x = 130,839,211.85
  5. Step 5: Solve for x
    x = 130,839,211.85/16,860.99
  6. Step 6: Final answer
    x = 7,759.88

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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.