Home / 11,633.29-16,045.34-7,380.69

Finding the Fourth Proportional to 11,633.29, 16,045.34 and 7,380.69

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Solution

The fourth proportional to 11,633.29, 16,045.34 and 7,380.69 is: 10,179.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,633.29 : 16,045.34 = 7,380.69 : x
  2. Step 2: Convert to fraction form
    11,633.29/16,045.34 = 7,380.69/x
  3. Step 3: Cross multiply
    11,633.29x = 16,045.34 × 7,380.69
  4. Step 4: Simplify right side
    11,633.29x = 118,425,680.48
  5. Step 5: Solve for x
    x = 118,425,680.48/11,633.29
  6. Step 6: Final answer
    x = 10,179.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.