Home / 50,139.73-69,194.75-28,632.99

Finding the Fourth Proportional to 50,139.73, 69,194.75 and 28,632.99

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Solution

The fourth proportional to 50,139.73, 69,194.75 and 28,632.99 is: 39,514.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,139.73 : 69,194.75 = 28,632.99 : x
  2. Step 2: Convert to fraction form
    50,139.73/69,194.75 = 28,632.99/x
  3. Step 3: Cross multiply
    50,139.73x = 69,194.75 × 28,632.99
  4. Step 4: Simplify right side
    50,139.73x = 1,981,252,584.80
  5. Step 5: Solve for x
    x = 1,981,252,584.80/50,139.73
  6. Step 6: Final answer
    x = 39,514.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.