Home / 33,249.33-45,890.01-19,821.47

Finding the Fourth Proportional to 33,249.33, 45,890.01 and 19,821.47

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Solution

The fourth proportional to 33,249.33, 45,890.01 and 19,821.47 is: 27,357.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,249.33 : 45,890.01 = 19,821.47 : x
  2. Step 2: Convert to fraction form
    33,249.33/45,890.01 = 19,821.47/x
  3. Step 3: Cross multiply
    33,249.33x = 45,890.01 × 19,821.47
  4. Step 4: Simplify right side
    33,249.33x = 909,607,227.06
  5. Step 5: Solve for x
    x = 909,607,227.06/33,249.33
  6. Step 6: Final answer
    x = 27,357.16

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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.