Home / 50,571.52-75,800.76-18,951.16

Finding the Fourth Proportional to 50,571.52, 75,800.76 and 18,951.16

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Solution

The fourth proportional to 50,571.52, 75,800.76 and 18,951.16 is: 28,405.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,571.52 : 75,800.76 = 18,951.16 : x
  2. Step 2: Convert to fraction form
    50,571.52/75,800.76 = 18,951.16/x
  3. Step 3: Cross multiply
    50,571.52x = 75,800.76 × 18,951.16
  4. Step 4: Simplify right side
    50,571.52x = 1,436,512,330.88
  5. Step 5: Solve for x
    x = 1,436,512,330.88/50,571.52
  6. Step 6: Final answer
    x = 28,405.56

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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.