Home / 33,561.33-46,315.65-18,453.21

Finding the Fourth Proportional to 33,561.33, 46,315.65 and 18,453.21

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Solution

The fourth proportional to 33,561.33, 46,315.65 and 18,453.21 is: 25,465.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,561.33 : 46,315.65 = 18,453.21 : x
  2. Step 2: Convert to fraction form
    33,561.33/46,315.65 = 18,453.21/x
  3. Step 3: Cross multiply
    33,561.33x = 46,315.65 × 18,453.21
  4. Step 4: Simplify right side
    33,561.33x = 854,672,415.74
  5. Step 5: Solve for x
    x = 854,672,415.74/33,561.33
  6. Step 6: Final answer
    x = 25,465.99

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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.