Home / 18,634.62-25,711.33-12,596.12

Finding the Fourth Proportional to 18,634.62, 25,711.33 and 12,596.12

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Solution

The fourth proportional to 18,634.62, 25,711.33 and 12,596.12 is: 17,379.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,634.62 : 25,711.33 = 12,596.12 : x
  2. Step 2: Convert to fraction form
    18,634.62/25,711.33 = 12,596.12/x
  3. Step 3: Cross multiply
    18,634.62x = 25,711.33 × 12,596.12
  4. Step 4: Simplify right side
    18,634.62x = 323,863,102.65
  5. Step 5: Solve for x
    x = 323,863,102.65/18,634.62
  6. Step 6: Final answer
    x = 17,379.64

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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.