Home / 33,097.75-45,675.79-17,991.43

Finding the Fourth Proportional to 33,097.75, 45,675.79 and 17,991.43

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Solution

The fourth proportional to 33,097.75, 45,675.79 and 17,991.43 is: 24,828.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,097.75 : 45,675.79 = 17,991.43 : x
  2. Step 2: Convert to fraction form
    33,097.75/45,675.79 = 17,991.43/x
  3. Step 3: Cross multiply
    33,097.75x = 45,675.79 × 17,991.43
  4. Step 4: Simplify right side
    33,097.75x = 821,772,658.24
  5. Step 5: Solve for x
    x = 821,772,658.24/33,097.75
  6. Step 6: Final answer
    x = 24,828.65

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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.