Home / 16,814.78-25,221.94-5,729.19

Finding the Fourth Proportional to 16,814.78, 25,221.94 and 5,729.19

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Solution

The fourth proportional to 16,814.78, 25,221.94 and 5,729.19 is: 8,593.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,814.78 : 25,221.94 = 5,729.19 : x
  2. Step 2: Convert to fraction form
    16,814.78/25,221.94 = 5,729.19/x
  3. Step 3: Cross multiply
    16,814.78x = 25,221.94 × 5,729.19
  4. Step 4: Simplify right side
    16,814.78x = 144,501,286.43
  5. Step 5: Solve for x
    x = 144,501,286.43/16,814.78
  6. Step 6: Final answer
    x = 8,593.71

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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.