Home / 33,561.89-46,315.72-18,454.65

Finding the Fourth Proportional to 33,561.89, 46,315.72 and 18,454.65

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Solution

The fourth proportional to 33,561.89, 46,315.72 and 18,454.65 is: 25,467.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,561.89 : 46,315.72 = 18,454.65 : x
  2. Step 2: Convert to fraction form
    33,561.89/46,315.72 = 18,454.65/x
  3. Step 3: Cross multiply
    33,561.89x = 46,315.72 × 18,454.65
  4. Step 4: Simplify right side
    33,561.89x = 854,740,251.48
  5. Step 5: Solve for x
    x = 854,740,251.48/33,561.89
  6. Step 6: Final answer
    x = 25,467.58

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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.