Home / 16,968.08-25,451.82-5,121.63

Finding the Fourth Proportional to 16,968.08, 25,451.82 and 5,121.63

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Solution

The fourth proportional to 16,968.08, 25,451.82 and 5,121.63 is: 7,682.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,968.08 : 25,451.82 = 5,121.63 : x
  2. Step 2: Convert to fraction form
    16,968.08/25,451.82 = 5,121.63/x
  3. Step 3: Cross multiply
    16,968.08x = 25,451.82 × 5,121.63
  4. Step 4: Simplify right side
    16,968.08x = 130,354,804.87
  5. Step 5: Solve for x
    x = 130,354,804.87/16,968.08
  6. Step 6: Final answer
    x = 7,682.35

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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.