Home / 47,730.54-71,568.37-19,669.97

Finding the Fourth Proportional to 47,730.54, 71,568.37 and 19,669.97

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Solution

The fourth proportional to 47,730.54, 71,568.37 and 19,669.97 is: 29,493.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,730.54 : 71,568.37 = 19,669.97 : x
  2. Step 2: Convert to fraction form
    47,730.54/71,568.37 = 19,669.97/x
  3. Step 3: Cross multiply
    47,730.54x = 71,568.37 × 19,669.97
  4. Step 4: Simplify right side
    47,730.54x = 1,407,747,690.85
  5. Step 5: Solve for x
    x = 1,407,747,690.85/47,730.54
  6. Step 6: Final answer
    x = 29,493.65

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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.