Home / 33,933.01-46,796.86-21,187.36

Finding the Fourth Proportional to 33,933.01, 46,796.86 and 21,187.36

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Solution

The fourth proportional to 33,933.01, 46,796.86 and 21,187.36 is: 29,219.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,933.01 : 46,796.86 = 21,187.36 : x
  2. Step 2: Convert to fraction form
    33,933.01/46,796.86 = 21,187.36/x
  3. Step 3: Cross multiply
    33,933.01x = 46,796.86 × 21,187.36
  4. Step 4: Simplify right side
    33,933.01x = 991,501,919.69
  5. Step 5: Solve for x
    x = 991,501,919.69/33,933.01
  6. Step 6: Final answer
    x = 29,219.39

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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.