Home / 33,622.05-50,418.50-11,429.47

Finding the Fourth Proportional to 33,622.05, 50,418.50 and 11,429.47

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Solution

The fourth proportional to 33,622.05, 50,418.50 and 11,429.47 is: 17,139.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,622.05 : 50,418.50 = 11,429.47 : x
  2. Step 2: Convert to fraction form
    33,622.05/50,418.50 = 11,429.47/x
  3. Step 3: Cross multiply
    33,622.05x = 50,418.50 × 11,429.47
  4. Step 4: Simplify right side
    33,622.05x = 576,256,739.07
  5. Step 5: Solve for x
    x = 576,256,739.07/33,622.05
  6. Step 6: Final answer
    x = 17,139.25

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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.