Home / 33,278.69-49,920.42-10,480.58

Finding the Fourth Proportional to 33,278.69, 49,920.42 and 10,480.58

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Solution

The fourth proportional to 33,278.69, 49,920.42 and 10,480.58 is: 15,721.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,278.69 : 49,920.42 = 10,480.58 : x
  2. Step 2: Convert to fraction form
    33,278.69/49,920.42 = 10,480.58/x
  3. Step 3: Cross multiply
    33,278.69x = 49,920.42 × 10,480.58
  4. Step 4: Simplify right side
    33,278.69x = 523,194,955.44
  5. Step 5: Solve for x
    x = 523,194,955.44/33,278.69
  6. Step 6: Final answer
    x = 15,721.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.