Home / 11,756.06-17,631.36-3,434.32

Finding the Fourth Proportional to 11,756.06, 17,631.36 and 3,434.32

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Solution

The fourth proportional to 11,756.06, 17,631.36 and 3,434.32 is: 5,150.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,756.06 : 17,631.36 = 3,434.32 : x
  2. Step 2: Convert to fraction form
    11,756.06/17,631.36 = 3,434.32/x
  3. Step 3: Cross multiply
    11,756.06x = 17,631.36 × 3,434.32
  4. Step 4: Simplify right side
    11,756.06x = 60,551,732.28
  5. Step 5: Solve for x
    x = 60,551,732.28/11,756.06
  6. Step 6: Final answer
    x = 5,150.68

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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.