Home / 33,993.90-46,910.88-20,560.32

Finding the Fourth Proportional to 33,993.90, 46,910.88 and 20,560.32

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Solution

The fourth proportional to 33,993.90, 46,910.88 and 20,560.32 is: 28,372.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,993.90 : 46,910.88 = 20,560.32 : x
  2. Step 2: Convert to fraction form
    33,993.90/46,910.88 = 20,560.32/x
  3. Step 3: Cross multiply
    33,993.90x = 46,910.88 × 20,560.32
  4. Step 4: Simplify right side
    33,993.90x = 964,502,704.28
  5. Step 5: Solve for x
    x = 964,502,704.28/33,993.90
  6. Step 6: Final answer
    x = 28,372.82

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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.