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Finding the Fourth Proportional to 10,761.40, 16,132.38 and 9,595

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Solution

The fourth proportional to 10,761.40, 16,132.38 and 9,595 is: 14,383.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761.40 : 16,132.38 = 9,595 : x
  2. Step 2: Convert to fraction form
    10,761.40/16,132.38 = 9,595/x
  3. Step 3: Cross multiply
    10,761.40x = 16,132.38 × 9,595
  4. Step 4: Simplify right side
    10,761.40x = 154,790,186.10
  5. Step 5: Solve for x
    x = 154,790,186.10/10,761.40
  6. Step 6: Final answer
    x = 14,383.83

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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.