Home / 17,620.44-26,431.62-4,472.88

Finding the Fourth Proportional to 17,620.44, 26,431.62 and 4,472.88

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Solution

The fourth proportional to 17,620.44, 26,431.62 and 4,472.88 is: 6,709.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,620.44 : 26,431.62 = 4,472.88 : x
  2. Step 2: Convert to fraction form
    17,620.44/26,431.62 = 4,472.88/x
  3. Step 3: Cross multiply
    17,620.44x = 26,431.62 × 4,472.88
  4. Step 4: Simplify right side
    17,620.44x = 118,225,464.47
  5. Step 5: Solve for x
    x = 118,225,464.47/17,620.44
  6. Step 6: Final answer
    x = 6,709.56

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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.