Home / 11,355.21-17,027.13-6,676.65

Finding the Fourth Proportional to 11,355.21, 17,027.13 and 6,676.65

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Solution

The fourth proportional to 11,355.21, 17,027.13 and 6,676.65 is: 10,011.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355.21 : 17,027.13 = 6,676.65 : x
  2. Step 2: Convert to fraction form
    11,355.21/17,027.13 = 6,676.65/x
  3. Step 3: Cross multiply
    11,355.21x = 17,027.13 × 6,676.65
  4. Step 4: Simplify right side
    11,355.21x = 113,684,187.51
  5. Step 5: Solve for x
    x = 113,684,187.51/11,355.21
  6. Step 6: Final answer
    x = 10,011.63

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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.