Home / 17,438.05-26,168.22-6,343.68

Finding the Fourth Proportional to 17,438.05, 26,168.22 and 6,343.68

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Solution

The fourth proportional to 17,438.05, 26,168.22 and 6,343.68 is: 9,519.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,438.05 : 26,168.22 = 6,343.68 : x
  2. Step 2: Convert to fraction form
    17,438.05/26,168.22 = 6,343.68/x
  3. Step 3: Cross multiply
    17,438.05x = 26,168.22 × 6,343.68
  4. Step 4: Simplify right side
    17,438.05x = 166,002,813.85
  5. Step 5: Solve for x
    x = 166,002,813.85/17,438.05
  6. Step 6: Final answer
    x = 9,519.57

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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.