Home / 17,629.48-26,431.26-8,401.96

Finding the Fourth Proportional to 17,629.48, 26,431.26 and 8,401.96

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Solution

The fourth proportional to 17,629.48, 26,431.26 and 8,401.96 is: 12,596.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,629.48 : 26,431.26 = 8,401.96 : x
  2. Step 2: Convert to fraction form
    17,629.48/26,431.26 = 8,401.96/x
  3. Step 3: Cross multiply
    17,629.48x = 26,431.26 × 8,401.96
  4. Step 4: Simplify right side
    17,629.48x = 222,074,389.27
  5. Step 5: Solve for x
    x = 222,074,389.27/17,629.48
  6. Step 6: Final answer
    x = 12,596.76

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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.