Home / 33,939.80-46,836.20-18,832.13

Finding the Fourth Proportional to 33,939.80, 46,836.20 and 18,832.13

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Solution

The fourth proportional to 33,939.80, 46,836.20 and 18,832.13 is: 25,987.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,939.80 : 46,836.20 = 18,832.13 : x
  2. Step 2: Convert to fraction form
    33,939.80/46,836.20 = 18,832.13/x
  3. Step 3: Cross multiply
    33,939.80x = 46,836.20 × 18,832.13
  4. Step 4: Simplify right side
    33,939.80x = 882,025,407.11
  5. Step 5: Solve for x
    x = 882,025,407.11/33,939.80
  6. Step 6: Final answer
    x = 25,987.94

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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.