Home / 50,735.08-76,122.06-19,142.92

Finding the Fourth Proportional to 50,735.08, 76,122.06 and 19,142.92

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Solution

The fourth proportional to 50,735.08, 76,122.06 and 19,142.92 is: 28,721.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,735.08 : 76,122.06 = 19,142.92 : x
  2. Step 2: Convert to fraction form
    50,735.08/76,122.06 = 19,142.92/x
  3. Step 3: Cross multiply
    50,735.08x = 76,122.06 × 19,142.92
  4. Step 4: Simplify right side
    50,735.08x = 1,457,198,504.82
  5. Step 5: Solve for x
    x = 1,457,198,504.82/50,735.08
  6. Step 6: Final answer
    x = 28,721.71

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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.