Home / 50,240.92-75,359.92-12,800.84

Finding the Fourth Proportional to 50,240.92, 75,359.92 and 12,800.84

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Solution

The fourth proportional to 50,240.92, 75,359.92 and 12,800.84 is: 19,200.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,240.92 : 75,359.92 = 12,800.84 : x
  2. Step 2: Convert to fraction form
    50,240.92/75,359.92 = 12,800.84/x
  3. Step 3: Cross multiply
    50,240.92x = 75,359.92 × 12,800.84
  4. Step 4: Simplify right side
    50,240.92x = 964,670,278.33
  5. Step 5: Solve for x
    x = 964,670,278.33/50,240.92
  6. Step 6: Final answer
    x = 19,200.89

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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.