Home / 13,743.77-20,615.60-4,976.63

Finding the Fourth Proportional to 13,743.77, 20,615.60 and 4,976.63

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Solution

The fourth proportional to 13,743.77, 20,615.60 and 4,976.63 is: 7,464.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,743.77 : 20,615.60 = 4,976.63 : x
  2. Step 2: Convert to fraction form
    13,743.77/20,615.60 = 4,976.63/x
  3. Step 3: Cross multiply
    13,743.77x = 20,615.60 × 4,976.63
  4. Step 4: Simplify right side
    13,743.77x = 102,596,188.54
  5. Step 5: Solve for x
    x = 102,596,188.54/13,743.77
  6. Step 6: Final answer
    x = 7,464.93

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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.