Home / 50,571.20-75,856.80-32,830.40

Finding the Fourth Proportional to 50,571.20, 75,856.80 and 32,830.40

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Solution

The fourth proportional to 50,571.20, 75,856.80 and 32,830.40 is: 49,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,571.20 : 75,856.80 = 32,830.40 : x
  2. Step 2: Convert to fraction form
    50,571.20/75,856.80 = 32,830.40/x
  3. Step 3: Cross multiply
    50,571.20x = 75,856.80 × 32,830.40
  4. Step 4: Simplify right side
    50,571.20x = 2,490,409,086.72
  5. Step 5: Solve for x
    x = 2,490,409,086.72/50,571.20
  6. Step 6: Final answer
    x = 49,245.60

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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.