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Finding the Fourth Proportional to 40,120.40, 60,190.20 and 16,733.84

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Solution

The fourth proportional to 40,120.40, 60,190.20 and 16,733.84 is: 25,104.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,120.40 : 60,190.20 = 16,733.84 : x
  2. Step 2: Convert to fraction form
    40,120.40/60,190.20 = 16,733.84/x
  3. Step 3: Cross multiply
    40,120.40x = 60,190.20 × 16,733.84
  4. Step 4: Simplify right side
    40,120.40x = 1,007,213,176.37
  5. Step 5: Solve for x
    x = 1,007,213,176.37/40,120.40
  6. Step 6: Final answer
    x = 25,104.76

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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.