Home / 16,967.99-25,449.14-5,280.30

Finding the Fourth Proportional to 16,967.99, 25,449.14 and 5,280.30

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Solution

The fourth proportional to 16,967.99, 25,449.14 and 5,280.30 is: 7,919.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,967.99 : 25,449.14 = 5,280.30 : x
  2. Step 2: Convert to fraction form
    16,967.99/25,449.14 = 5,280.30/x
  3. Step 3: Cross multiply
    16,967.99x = 25,449.14 × 5,280.30
  4. Step 4: Simplify right side
    16,967.99x = 134,379,067.54
  5. Step 5: Solve for x
    x = 134,379,067.54/16,967.99
  6. Step 6: Final answer
    x = 7,919.57

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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.