Home / 47,948.07-71,922.78-18,367.41

Finding the Fourth Proportional to 47,948.07, 71,922.78 and 18,367.41

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Solution

The fourth proportional to 47,948.07, 71,922.78 and 18,367.41 is: 27,551.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,948.07 : 71,922.78 = 18,367.41 : x
  2. Step 2: Convert to fraction form
    47,948.07/71,922.78 = 18,367.41/x
  3. Step 3: Cross multiply
    47,948.07x = 71,922.78 × 18,367.41
  4. Step 4: Simplify right side
    47,948.07x = 1,321,035,188.60
  5. Step 5: Solve for x
    x = 1,321,035,188.60/47,948.07
  6. Step 6: Final answer
    x = 27,551.37

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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.