Home / 15,817.46-23,676.96-9,961.76

Finding the Fourth Proportional to 15,817.46, 23,676.96 and 9,961.76

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Solution

The fourth proportional to 15,817.46, 23,676.96 and 9,961.76 is: 14,911.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,817.46 : 23,676.96 = 9,961.76 : x
  2. Step 2: Convert to fraction form
    15,817.46/23,676.96 = 9,961.76/x
  3. Step 3: Cross multiply
    15,817.46x = 23,676.96 × 9,961.76
  4. Step 4: Simplify right side
    15,817.46x = 235,864,074.66
  5. Step 5: Solve for x
    x = 235,864,074.66/15,817.46
  6. Step 6: Final answer
    x = 14,911.63

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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.