Home / 13,795.29-20,676.73-6,384.09

Finding the Fourth Proportional to 13,795.29, 20,676.73 and 6,384.09

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Solution

The fourth proportional to 13,795.29, 20,676.73 and 6,384.09 is: 9,568.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.29 : 20,676.73 = 6,384.09 : x
  2. Step 2: Convert to fraction form
    13,795.29/20,676.73 = 6,384.09/x
  3. Step 3: Cross multiply
    13,795.29x = 20,676.73 × 6,384.09
  4. Step 4: Simplify right side
    13,795.29x = 132,002,105.23
  5. Step 5: Solve for x
    x = 132,002,105.23/13,795.29
  6. Step 6: Final answer
    x = 9,568.64

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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.