Home / 33,190.29-45,802.62-18,286.29

Finding the Fourth Proportional to 33,190.29, 45,802.62 and 18,286.29

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Solution

The fourth proportional to 33,190.29, 45,802.62 and 18,286.29 is: 25,235.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,190.29 : 45,802.62 = 18,286.29 : x
  2. Step 2: Convert to fraction form
    33,190.29/45,802.62 = 18,286.29/x
  3. Step 3: Cross multiply
    33,190.29x = 45,802.62 × 18,286.29
  4. Step 4: Simplify right side
    33,190.29x = 837,559,992.08
  5. Step 5: Solve for x
    x = 837,559,992.08/33,190.29
  6. Step 6: Final answer
    x = 25,235.09

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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.