Home / 33,235.69-45,880.55-28,680.25

Finding the Fourth Proportional to 33,235.69, 45,880.55 and 28,680.25

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Solution

The fourth proportional to 33,235.69, 45,880.55 and 28,680.25 is: 39,591.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,235.69 : 45,880.55 = 28,680.25 : x
  2. Step 2: Convert to fraction form
    33,235.69/45,880.55 = 28,680.25/x
  3. Step 3: Cross multiply
    33,235.69x = 45,880.55 × 28,680.25
  4. Step 4: Simplify right side
    33,235.69x = 1,315,865,644.14
  5. Step 5: Solve for x
    x = 1,315,865,644.14/33,235.69
  6. Step 6: Final answer
    x = 39,591.95

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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.