Home / 11,905.17-17,770.82-11,037.91

Finding the Fourth Proportional to 11,905.17, 17,770.82 and 11,037.91

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Solution

The fourth proportional to 11,905.17, 17,770.82 and 11,037.91 is: 16,476.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,905.17 : 17,770.82 = 11,037.91 : x
  2. Step 2: Convert to fraction form
    11,905.17/17,770.82 = 11,037.91/x
  3. Step 3: Cross multiply
    11,905.17x = 17,770.82 × 11,037.91
  4. Step 4: Simplify right side
    11,905.17x = 196,152,711.79
  5. Step 5: Solve for x
    x = 196,152,711.79/11,905.17
  6. Step 6: Final answer
    x = 16,476.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.