Home / 47,504.26-71,221.83-30,880.90

Finding the Fourth Proportional to 47,504.26, 71,221.83 and 30,880.90

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Solution

The fourth proportional to 47,504.26, 71,221.83 and 30,880.90 is: 46,298.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,504.26 : 71,221.83 = 30,880.90 : x
  2. Step 2: Convert to fraction form
    47,504.26/71,221.83 = 30,880.90/x
  3. Step 3: Cross multiply
    47,504.26x = 71,221.83 × 30,880.90
  4. Step 4: Simplify right side
    47,504.26x = 2,199,394,210.05
  5. Step 5: Solve for x
    x = 2,199,394,210.05/47,504.26
  6. Step 6: Final answer
    x = 46,298.88

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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.