Home / 13,104.32-19,657.20-3,743.61

Finding the Fourth Proportional to 13,104.32, 19,657.20 and 3,743.61

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Solution

The fourth proportional to 13,104.32, 19,657.20 and 3,743.61 is: 5,615.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104.32 : 19,657.20 = 3,743.61 : x
  2. Step 2: Convert to fraction form
    13,104.32/19,657.20 = 3,743.61/x
  3. Step 3: Cross multiply
    13,104.32x = 19,657.20 × 3,743.61
  4. Step 4: Simplify right side
    13,104.32x = 73,588,890.49
  5. Step 5: Solve for x
    x = 73,588,890.49/13,104.32
  6. Step 6: Final answer
    x = 5,615.62

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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.