Home / 18,616.65-25,682.42-16,494.35

Finding the Fourth Proportional to 18,616.65, 25,682.42 and 16,494.35

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Solution

The fourth proportional to 18,616.65, 25,682.42 and 16,494.35 is: 22,754.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,616.65 : 25,682.42 = 16,494.35 : x
  2. Step 2: Convert to fraction form
    18,616.65/25,682.42 = 16,494.35/x
  3. Step 3: Cross multiply
    18,616.65x = 25,682.42 × 16,494.35
  4. Step 4: Simplify right side
    18,616.65x = 423,614,613.44
  5. Step 5: Solve for x
    x = 423,614,613.44/18,616.65
  6. Step 6: Final answer
    x = 22,754.61

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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.