Home / 33,835.88-46,692.34-18,729.20

Finding the Fourth Proportional to 33,835.88, 46,692.34 and 18,729.20

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Solution

The fourth proportional to 33,835.88, 46,692.34 and 18,729.20 is: 25,845.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,835.88 : 46,692.34 = 18,729.20 : x
  2. Step 2: Convert to fraction form
    33,835.88/46,692.34 = 18,729.20/x
  3. Step 3: Cross multiply
    33,835.88x = 46,692.34 × 18,729.20
  4. Step 4: Simplify right side
    33,835.88x = 874,509,894.04
  5. Step 5: Solve for x
    x = 874,509,894.04/33,835.88
  6. Step 6: Final answer
    x = 25,845.64

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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.