Home / 33,828.51-46,648.94-20,397.09

Finding the Fourth Proportional to 33,828.51, 46,648.94 and 20,397.09

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Solution

The fourth proportional to 33,828.51, 46,648.94 and 20,397.09 is: 28,127.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,828.51 : 46,648.94 = 20,397.09 : x
  2. Step 2: Convert to fraction form
    33,828.51/46,648.94 = 20,397.09/x
  3. Step 3: Cross multiply
    33,828.51x = 46,648.94 × 20,397.09
  4. Step 4: Simplify right side
    33,828.51x = 951,502,525.60
  5. Step 5: Solve for x
    x = 951,502,525.60/33,828.51
  6. Step 6: Final answer
    x = 28,127.24

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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.