Home / 17,747.92-26,621.79-4,420.85

Finding the Fourth Proportional to 17,747.92, 26,621.79 and 4,420.85

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Solution

The fourth proportional to 17,747.92, 26,621.79 and 4,420.85 is: 6,631.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,747.92 : 26,621.79 = 4,420.85 : x
  2. Step 2: Convert to fraction form
    17,747.92/26,621.79 = 4,420.85/x
  3. Step 3: Cross multiply
    17,747.92x = 26,621.79 × 4,420.85
  4. Step 4: Simplify right side
    17,747.92x = 117,691,027.69
  5. Step 5: Solve for x
    x = 117,691,027.69/17,747.92
  6. Step 6: Final answer
    x = 6,631.26

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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.