Home / 29,934.41-41,328.74-18,619.30

Finding the Fourth Proportional to 29,934.41, 41,328.74 and 18,619.30

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Solution

The fourth proportional to 29,934.41, 41,328.74 and 18,619.30 is: 25,706.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,934.41 : 41,328.74 = 18,619.30 : x
  2. Step 2: Convert to fraction form
    29,934.41/41,328.74 = 18,619.30/x
  3. Step 3: Cross multiply
    29,934.41x = 41,328.74 × 18,619.30
  4. Step 4: Simplify right side
    29,934.41x = 769,512,208.68
  5. Step 5: Solve for x
    x = 769,512,208.68/29,934.41
  6. Step 6: Final answer
    x = 25,706.61

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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.