Home / 47,254.25-70,879.83-19,173.62

Finding the Fourth Proportional to 47,254.25, 70,879.83 and 19,173.62

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Solution

The fourth proportional to 47,254.25, 70,879.83 and 19,173.62 is: 28,759.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,254.25 : 70,879.83 = 19,173.62 : x
  2. Step 2: Convert to fraction form
    47,254.25/70,879.83 = 19,173.62/x
  3. Step 3: Cross multiply
    47,254.25x = 70,879.83 × 19,173.62
  4. Step 4: Simplify right side
    47,254.25x = 1,359,022,571.69
  5. Step 5: Solve for x
    x = 1,359,022,571.69/47,254.25
  6. Step 6: Final answer
    x = 28,759.80

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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.