Home / 15,879.44-23,817.34-4,193.57

Finding the Fourth Proportional to 15,879.44, 23,817.34 and 4,193.57

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Solution

The fourth proportional to 15,879.44, 23,817.34 and 4,193.57 is: 6,289.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,879.44 : 23,817.34 = 4,193.57 : x
  2. Step 2: Convert to fraction form
    15,879.44/23,817.34 = 4,193.57/x
  3. Step 3: Cross multiply
    15,879.44x = 23,817.34 × 4,193.57
  4. Step 4: Simplify right side
    15,879.44x = 99,879,747.29
  5. Step 5: Solve for x
    x = 99,879,747.29/15,879.44
  6. Step 6: Final answer
    x = 6,289.88

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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.