Home / 33,712.14-46,502.71-21,782.51

Finding the Fourth Proportional to 33,712.14, 46,502.71 and 21,782.51

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Solution

The fourth proportional to 33,712.14, 46,502.71 and 21,782.51 is: 30,046.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,712.14 : 46,502.71 = 21,782.51 : x
  2. Step 2: Convert to fraction form
    33,712.14/46,502.71 = 21,782.51/x
  3. Step 3: Cross multiply
    33,712.14x = 46,502.71 × 21,782.51
  4. Step 4: Simplify right side
    33,712.14x = 1,012,945,745.60
  5. Step 5: Solve for x
    x = 1,012,945,745.60/33,712.14
  6. Step 6: Final answer
    x = 30,046.91

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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.