Home / 33,868.20-50,789.72-14,148.12

Finding the Fourth Proportional to 33,868.20, 50,789.72 and 14,148.12

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Solution

The fourth proportional to 33,868.20, 50,789.72 and 14,148.12 is: 21,216.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,868.20 : 50,789.72 = 14,148.12 : x
  2. Step 2: Convert to fraction form
    33,868.20/50,789.72 = 14,148.12/x
  3. Step 3: Cross multiply
    33,868.20x = 50,789.72 × 14,148.12
  4. Step 4: Simplify right side
    33,868.20x = 718,579,053.33
  5. Step 5: Solve for x
    x = 718,579,053.33/33,868.20
  6. Step 6: Final answer
    x = 21,216.92

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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.