Home / 16,986.62-23,412.38-14,619.26

Finding the Fourth Proportional to 16,986.62, 23,412.38 and 14,619.26

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Solution

The fourth proportional to 16,986.62, 23,412.38 and 14,619.26 is: 20,149.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.62 : 23,412.38 = 14,619.26 : x
  2. Step 2: Convert to fraction form
    16,986.62/23,412.38 = 14,619.26/x
  3. Step 3: Cross multiply
    16,986.62x = 23,412.38 × 14,619.26
  4. Step 4: Simplify right side
    16,986.62x = 342,271,670.44
  5. Step 5: Solve for x
    x = 342,271,670.44/16,986.62
  6. Step 6: Final answer
    x = 20,149.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.