Home / 33,222.82-45,845.81-18,115.36

Finding the Fourth Proportional to 33,222.82, 45,845.81 and 18,115.36

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Solution

The fourth proportional to 33,222.82, 45,845.81 and 18,115.36 is: 24,998.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,222.82 : 45,845.81 = 18,115.36 : x
  2. Step 2: Convert to fraction form
    33,222.82/45,845.81 = 18,115.36/x
  3. Step 3: Cross multiply
    33,222.82x = 45,845.81 × 18,115.36
  4. Step 4: Simplify right side
    33,222.82x = 830,513,032.84
  5. Step 5: Solve for x
    x = 830,513,032.84/33,222.82
  6. Step 6: Final answer
    x = 24,998.27

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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.