Home / 33,561.80-46,315.44-18,455.43

Finding the Fourth Proportional to 33,561.80, 46,315.44 and 18,455.43

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Solution

The fourth proportional to 33,561.80, 46,315.44 and 18,455.43 is: 25,468.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,561.80 : 46,315.44 = 18,455.43 : x
  2. Step 2: Convert to fraction form
    33,561.80/46,315.44 = 18,455.43/x
  3. Step 3: Cross multiply
    33,561.80x = 46,315.44 × 18,455.43
  4. Step 4: Simplify right side
    33,561.80x = 854,771,360.84
  5. Step 5: Solve for x
    x = 854,771,360.84/33,561.80
  6. Step 6: Final answer
    x = 25,468.58

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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.