Home / 47,458.20-71,198.10-27,726.60

Finding the Fourth Proportional to 47,458.20, 71,198.10 and 27,726.60

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Solution

The fourth proportional to 47,458.20, 71,198.10 and 27,726.60 is: 41,596.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,458.20 : 71,198.10 = 27,726.60 : x
  2. Step 2: Convert to fraction form
    47,458.20/71,198.10 = 27,726.60/x
  3. Step 3: Cross multiply
    47,458.20x = 71,198.10 × 27,726.60
  4. Step 4: Simplify right side
    47,458.20x = 1,974,081,239.46
  5. Step 5: Solve for x
    x = 1,974,081,239.46/47,458.20
  6. Step 6: Final answer
    x = 41,596.21

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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.