Home / 33,310.94-45,971.71-18,971.37

Finding the Fourth Proportional to 33,310.94, 45,971.71 and 18,971.37

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Solution

The fourth proportional to 33,310.94, 45,971.71 and 18,971.37 is: 26,181.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,310.94 : 45,971.71 = 18,971.37 : x
  2. Step 2: Convert to fraction form
    33,310.94/45,971.71 = 18,971.37/x
  3. Step 3: Cross multiply
    33,310.94x = 45,971.71 × 18,971.37
  4. Step 4: Simplify right side
    33,310.94x = 872,146,225.09
  5. Step 5: Solve for x
    x = 872,146,225.09/33,310.94
  6. Step 6: Final answer
    x = 26,181.98

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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.