Home / 33,076.58-49,621.70-10,891.28

Finding the Fourth Proportional to 33,076.58, 49,621.70 and 10,891.28

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Solution

The fourth proportional to 33,076.58, 49,621.70 and 10,891.28 is: 16,339.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,076.58 : 49,621.70 = 10,891.28 : x
  2. Step 2: Convert to fraction form
    33,076.58/49,621.70 = 10,891.28/x
  3. Step 3: Cross multiply
    33,076.58x = 49,621.70 × 10,891.28
  4. Step 4: Simplify right side
    33,076.58x = 540,443,774.32
  5. Step 5: Solve for x
    x = 540,443,774.32/33,076.58
  6. Step 6: Final answer
    x = 16,339.17

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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.