Home / 33,148.68-49,721.80-10,961.52

Finding the Fourth Proportional to 33,148.68, 49,721.80 and 10,961.52

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Solution

The fourth proportional to 33,148.68, 49,721.80 and 10,961.52 is: 16,441.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,148.68 : 49,721.80 = 10,961.52 : x
  2. Step 2: Convert to fraction form
    33,148.68/49,721.80 = 10,961.52/x
  3. Step 3: Cross multiply
    33,148.68x = 49,721.80 × 10,961.52
  4. Step 4: Simplify right side
    33,148.68x = 545,026,505.14
  5. Step 5: Solve for x
    x = 545,026,505.14/33,148.68
  6. Step 6: Final answer
    x = 16,441.88

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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.