Home / 50,550.12-75,834.90-19,382.94

Finding the Fourth Proportional to 50,550.12, 75,834.90 and 19,382.94

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Solution

The fourth proportional to 50,550.12, 75,834.90 and 19,382.94 is: 29,078.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,550.12 : 75,834.90 = 19,382.94 : x
  2. Step 2: Convert to fraction form
    50,550.12/75,834.90 = 19,382.94/x
  3. Step 3: Cross multiply
    50,550.12x = 75,834.90 × 19,382.94
  4. Step 4: Simplify right side
    50,550.12x = 1,469,903,316.61
  5. Step 5: Solve for x
    x = 1,469,903,316.61/50,550.12
  6. Step 6: Final answer
    x = 29,078.14

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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.