Home / 49,027.68-67,651.20-30,170.88

Finding the Fourth Proportional to 49,027.68, 67,651.20 and 30,170.88

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Solution

The fourth proportional to 49,027.68, 67,651.20 and 30,170.88 is: 41,631.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,027.68 : 67,651.20 = 30,170.88 : x
  2. Step 2: Convert to fraction form
    49,027.68/67,651.20 = 30,170.88/x
  3. Step 3: Cross multiply
    49,027.68x = 67,651.20 × 30,170.88
  4. Step 4: Simplify right side
    49,027.68x = 2,041,096,237.06
  5. Step 5: Solve for x
    x = 2,041,096,237.06/49,027.68
  6. Step 6: Final answer
    x = 41,631.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.