Home / 33,805.01-46,650.33-20,383.65

Finding the Fourth Proportional to 33,805.01, 46,650.33 and 20,383.65

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Solution

The fourth proportional to 33,805.01, 46,650.33 and 20,383.65 is: 28,129.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,805.01 : 46,650.33 = 20,383.65 : x
  2. Step 2: Convert to fraction form
    33,805.01/46,650.33 = 20,383.65/x
  3. Step 3: Cross multiply
    33,805.01x = 46,650.33 × 20,383.65
  4. Step 4: Simplify right side
    33,805.01x = 950,903,999.10
  5. Step 5: Solve for x
    x = 950,903,999.10/33,805.01
  6. Step 6: Final answer
    x = 28,129.08

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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.