Home / 33,940.30-46,836.90-18,832.64

Finding the Fourth Proportional to 33,940.30, 46,836.90 and 18,832.64

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Solution

The fourth proportional to 33,940.30, 46,836.90 and 18,832.64 is: 25,988.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,940.30 : 46,836.90 = 18,832.64 : x
  2. Step 2: Convert to fraction form
    33,940.30/46,836.90 = 18,832.64/x
  3. Step 3: Cross multiply
    33,940.30x = 46,836.90 × 18,832.64
  4. Step 4: Simplify right side
    33,940.30x = 882,062,476.42
  5. Step 5: Solve for x
    x = 882,062,476.42/33,940.30
  6. Step 6: Final answer
    x = 25,988.65

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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.