Home / 50,022.92-75,034.49-20,440.75

Finding the Fourth Proportional to 50,022.92, 75,034.49 and 20,440.75

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Solution

The fourth proportional to 50,022.92, 75,034.49 and 20,440.75 is: 30,661.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,022.92 : 75,034.49 = 20,440.75 : x
  2. Step 2: Convert to fraction form
    50,022.92/75,034.49 = 20,440.75/x
  3. Step 3: Cross multiply
    50,022.92x = 75,034.49 × 20,440.75
  4. Step 4: Simplify right side
    50,022.92x = 1,533,761,114.98
  5. Step 5: Solve for x
    x = 1,533,761,114.98/50,022.92
  6. Step 6: Final answer
    x = 30,661.17

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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.