Home / 30,084.20-41,514.55-16,469.61

Finding the Fourth Proportional to 30,084.20, 41,514.55 and 16,469.61

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Solution

The fourth proportional to 30,084.20, 41,514.55 and 16,469.61 is: 22,727.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,084.20 : 41,514.55 = 16,469.61 : x
  2. Step 2: Convert to fraction form
    30,084.20/41,514.55 = 16,469.61/x
  3. Step 3: Cross multiply
    30,084.20x = 41,514.55 × 16,469.61
  4. Step 4: Simplify right side
    30,084.20x = 683,728,447.83
  5. Step 5: Solve for x
    x = 683,728,447.83/30,084.20
  6. Step 6: Final answer
    x = 22,727.16

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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.