Home / 47,998.82-72,013.44-19,932.32

Finding the Fourth Proportional to 47,998.82, 72,013.44 and 19,932.32

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Solution

The fourth proportional to 47,998.82, 72,013.44 and 19,932.32 is: 29,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,998.82 : 72,013.44 = 19,932.32 : x
  2. Step 2: Convert to fraction form
    47,998.82/72,013.44 = 19,932.32/x
  3. Step 3: Cross multiply
    47,998.82x = 72,013.44 × 19,932.32
  4. Step 4: Simplify right side
    47,998.82x = 1,435,394,930.38
  5. Step 5: Solve for x
    x = 1,435,394,930.38/47,998.82
  6. Step 6: Final answer
    x = 29,904.80

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1.5x scale

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.