Home / 16,676.94-25,018.14-6,813.57

Finding the Fourth Proportional to 16,676.94, 25,018.14 and 6,813.57

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Solution

The fourth proportional to 16,676.94, 25,018.14 and 6,813.57 is: 10,221.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,676.94 : 25,018.14 = 6,813.57 : x
  2. Step 2: Convert to fraction form
    16,676.94/25,018.14 = 6,813.57/x
  3. Step 3: Cross multiply
    16,676.94x = 25,018.14 × 6,813.57
  4. Step 4: Simplify right side
    16,676.94x = 170,462,807.64
  5. Step 5: Solve for x
    x = 170,462,807.64/16,676.94
  6. Step 6: Final answer
    x = 10,221.47

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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.