Home / 33,436.85-46,147.57-20,694.13

Finding the Fourth Proportional to 33,436.85, 46,147.57 and 20,694.13

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Solution

The fourth proportional to 33,436.85, 46,147.57 and 20,694.13 is: 28,560.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,436.85 : 46,147.57 = 20,694.13 : x
  2. Step 2: Convert to fraction form
    33,436.85/46,147.57 = 20,694.13/x
  3. Step 3: Cross multiply
    33,436.85x = 46,147.57 × 20,694.13
  4. Step 4: Simplify right side
    33,436.85x = 954,984,021.64
  5. Step 5: Solve for x
    x = 954,984,021.64/33,436.85
  6. Step 6: Final answer
    x = 28,560.82

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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.