Home / 47,884.43-71,825.24-12,824.07

Finding the Fourth Proportional to 47,884.43, 71,825.24 and 12,824.07

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Solution

The fourth proportional to 47,884.43, 71,825.24 and 12,824.07 is: 19,235.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,884.43 : 71,825.24 = 12,824.07 : x
  2. Step 2: Convert to fraction form
    47,884.43/71,825.24 = 12,824.07/x
  3. Step 3: Cross multiply
    47,884.43x = 71,825.24 × 12,824.07
  4. Step 4: Simplify right side
    47,884.43x = 921,091,841.41
  5. Step 5: Solve for x
    x = 921,091,841.41/47,884.43
  6. Step 6: Final answer
    x = 19,235.73

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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.