Home / 17,519.41-26,272.20-7,651.78

Finding the Fourth Proportional to 17,519.41, 26,272.20 and 7,651.78

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Solution

The fourth proportional to 17,519.41, 26,272.20 and 7,651.78 is: 11,474.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,519.41 : 26,272.20 = 7,651.78 : x
  2. Step 2: Convert to fraction form
    17,519.41/26,272.20 = 7,651.78/x
  3. Step 3: Cross multiply
    17,519.41x = 26,272.20 × 7,651.78
  4. Step 4: Simplify right side
    17,519.41x = 201,029,162.27
  5. Step 5: Solve for x
    x = 201,029,162.27/17,519.41
  6. Step 6: Final answer
    x = 11,474.66

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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.