Home / 33,353.75-46,039.88-20,616.71

Finding the Fourth Proportional to 33,353.75, 46,039.88 and 20,616.71

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Solution

The fourth proportional to 33,353.75, 46,039.88 and 20,616.71 is: 28,458.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,353.75 : 46,039.88 = 20,616.71 : x
  2. Step 2: Convert to fraction form
    33,353.75/46,039.88 = 20,616.71/x
  3. Step 3: Cross multiply
    33,353.75x = 46,039.88 × 20,616.71
  4. Step 4: Simplify right side
    33,353.75x = 949,190,675.74
  5. Step 5: Solve for x
    x = 949,190,675.74/33,353.75
  6. Step 6: Final answer
    x = 28,458.29

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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.