Home / 33,678.38-50,510.76-11,479.71

Finding the Fourth Proportional to 33,678.38, 50,510.76 and 11,479.71

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Solution

The fourth proportional to 33,678.38, 50,510.76 and 11,479.71 is: 17,217.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,678.38 : 50,510.76 = 11,479.71 : x
  2. Step 2: Convert to fraction form
    33,678.38/50,510.76 = 11,479.71/x
  3. Step 3: Cross multiply
    33,678.38x = 50,510.76 × 11,479.71
  4. Step 4: Simplify right side
    33,678.38x = 579,848,876.68
  5. Step 5: Solve for x
    x = 579,848,876.68/33,678.38
  6. Step 6: Final answer
    x = 17,217.25

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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.