Home / 33,665.45-46,458-18,351.99

Finding the Fourth Proportional to 33,665.45, 46,458 and 18,351.99

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Solution

The fourth proportional to 33,665.45, 46,458 and 18,351.99 is: 25,325.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,665.45 : 46,458 = 18,351.99 : x
  2. Step 2: Convert to fraction form
    33,665.45/46,458 = 18,351.99/x
  3. Step 3: Cross multiply
    33,665.45x = 46,458 × 18,351.99
  4. Step 4: Simplify right side
    33,665.45x = 852,596,751.42
  5. Step 5: Solve for x
    x = 852,596,751.42/33,665.45
  6. Step 6: Final answer
    x = 25,325.57

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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.