Home / 13,426.44-20,141.82-4,663.86

Finding the Fourth Proportional to 13,426.44, 20,141.82 and 4,663.86

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Solution

The fourth proportional to 13,426.44, 20,141.82 and 4,663.86 is: 6,996.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,426.44 : 20,141.82 = 4,663.86 : x
  2. Step 2: Convert to fraction form
    13,426.44/20,141.82 = 4,663.86/x
  3. Step 3: Cross multiply
    13,426.44x = 20,141.82 × 4,663.86
  4. Step 4: Simplify right side
    13,426.44x = 93,938,628.63
  5. Step 5: Solve for x
    x = 93,938,628.63/13,426.44
  6. Step 6: Final answer
    x = 6,996.54

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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.