Home / 47,804.05-71,641.47-18,205.73

Finding the Fourth Proportional to 47,804.05, 71,641.47 and 18,205.73

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Solution

The fourth proportional to 47,804.05, 71,641.47 and 18,205.73 is: 27,283.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,804.05 : 71,641.47 = 18,205.73 : x
  2. Step 2: Convert to fraction form
    47,804.05/71,641.47 = 18,205.73/x
  3. Step 3: Cross multiply
    47,804.05x = 71,641.47 × 18,205.73
  4. Step 4: Simplify right side
    47,804.05x = 1,304,285,259.62
  5. Step 5: Solve for x
    x = 1,304,285,259.62/47,804.05
  6. Step 6: Final answer
    x = 27,283.99

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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.