Home / 33,828.42-46,706.19-21,086.70

Finding the Fourth Proportional to 33,828.42, 46,706.19 and 21,086.70

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Solution

The fourth proportional to 33,828.42, 46,706.19 and 21,086.70 is: 29,113.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,828.42 : 46,706.19 = 21,086.70 : x
  2. Step 2: Convert to fraction form
    33,828.42/46,706.19 = 21,086.70/x
  3. Step 3: Cross multiply
    33,828.42x = 46,706.19 × 21,086.70
  4. Step 4: Simplify right side
    33,828.42x = 984,879,416.67
  5. Step 5: Solve for x
    x = 984,879,416.67/33,828.42
  6. Step 6: Final answer
    x = 29,113.96

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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.