Home / 50,464.92-75,696.96-13,021.80

Finding the Fourth Proportional to 50,464.92, 75,696.96 and 13,021.80

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Solution

The fourth proportional to 50,464.92, 75,696.96 and 13,021.80 is: 19,532.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,464.92 : 75,696.96 = 13,021.80 : x
  2. Step 2: Convert to fraction form
    50,464.92/75,696.96 = 13,021.80/x
  3. Step 3: Cross multiply
    50,464.92x = 75,696.96 × 13,021.80
  4. Step 4: Simplify right side
    50,464.92x = 985,710,438.70
  5. Step 5: Solve for x
    x = 985,710,438.70/50,464.92
  6. Step 6: Final answer
    x = 19,532.59

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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.