Home / 33,292.69-45,943.91-18,389.65

Finding the Fourth Proportional to 33,292.69, 45,943.91 and 18,389.65

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Solution

The fourth proportional to 33,292.69, 45,943.91 and 18,389.65 is: 25,377.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,292.69 : 45,943.91 = 18,389.65 : x
  2. Step 2: Convert to fraction form
    33,292.69/45,943.91 = 18,389.65/x
  3. Step 3: Cross multiply
    33,292.69x = 45,943.91 × 18,389.65
  4. Step 4: Simplify right side
    33,292.69x = 844,892,286.68
  5. Step 5: Solve for x
    x = 844,892,286.68/33,292.69
  6. Step 6: Final answer
    x = 25,377.71

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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.