Home / 50,835.96-76,244.58-21,245.85

Finding the Fourth Proportional to 50,835.96, 76,244.58 and 21,245.85

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Solution

The fourth proportional to 50,835.96, 76,244.58 and 21,245.85 is: 31,864.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,835.96 : 76,244.58 = 21,245.85 : x
  2. Step 2: Convert to fraction form
    50,835.96/76,244.58 = 21,245.85/x
  3. Step 3: Cross multiply
    50,835.96x = 76,244.58 × 21,245.85
  4. Step 4: Simplify right side
    50,835.96x = 1,619,880,909.99
  5. Step 5: Solve for x
    x = 1,619,880,909.99/50,835.96
  6. Step 6: Final answer
    x = 31,864.86

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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.