Home / 15,194.10-22,789.26-6,427.86

Finding the Fourth Proportional to 15,194.10, 22,789.26 and 6,427.86

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Solution

The fourth proportional to 15,194.10, 22,789.26 and 6,427.86 is: 9,640.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,194.10 : 22,789.26 = 6,427.86 : x
  2. Step 2: Convert to fraction form
    15,194.10/22,789.26 = 6,427.86/x
  3. Step 3: Cross multiply
    15,194.10x = 22,789.26 × 6,427.86
  4. Step 4: Simplify right side
    15,194.10x = 146,486,172.78
  5. Step 5: Solve for x
    x = 146,486,172.78/15,194.10
  6. Step 6: Final answer
    x = 9,640.99

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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.