Home / 47,408.76-71,147.16-27,693.36

Finding the Fourth Proportional to 47,408.76, 71,147.16 and 27,693.36

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Solution

The fourth proportional to 47,408.76, 71,147.16 and 27,693.36 is: 41,559.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,408.76 : 71,147.16 = 27,693.36 : x
  2. Step 2: Convert to fraction form
    47,408.76/71,147.16 = 27,693.36/x
  3. Step 3: Cross multiply
    47,408.76x = 71,147.16 × 27,693.36
  4. Step 4: Simplify right side
    47,408.76x = 1,970,303,914.86
  5. Step 5: Solve for x
    x = 1,970,303,914.86/47,408.76
  6. Step 6: Final answer
    x = 41,559.91

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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.