Home / 47,964.83-71,906.21-18,403.88

Finding the Fourth Proportional to 47,964.83, 71,906.21 and 18,403.88

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Solution

The fourth proportional to 47,964.83, 71,906.21 and 18,403.88 is: 27,590.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,964.83 : 71,906.21 = 18,403.88 : x
  2. Step 2: Convert to fraction form
    47,964.83/71,906.21 = 18,403.88/x
  3. Step 3: Cross multiply
    47,964.83x = 71,906.21 × 18,403.88
  4. Step 4: Simplify right side
    47,964.83x = 1,323,352,877.56
  5. Step 5: Solve for x
    x = 1,323,352,877.56/47,964.83
  6. Step 6: Final answer
    x = 27,590.07

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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.