Home / 33,051.12-49,581.84-11,992.80

Finding the Fourth Proportional to 33,051.12, 49,581.84 and 11,992.80

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Solution

The fourth proportional to 33,051.12, 49,581.84 and 11,992.80 is: 17,991.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,051.12 : 49,581.84 = 11,992.80 : x
  2. Step 2: Convert to fraction form
    33,051.12/49,581.84 = 11,992.80/x
  3. Step 3: Cross multiply
    33,051.12x = 49,581.84 × 11,992.80
  4. Step 4: Simplify right side
    33,051.12x = 594,625,090.75
  5. Step 5: Solve for x
    x = 594,625,090.75/33,051.12
  6. Step 6: Final answer
    x = 17,991.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.