Home / 36,743.60-55,138.08-17,018.48

Finding the Fourth Proportional to 36,743.60, 55,138.08 and 17,018.48

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Solution

The fourth proportional to 36,743.60, 55,138.08 and 17,018.48 is: 25,538.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,743.60 : 55,138.08 = 17,018.48 : x
  2. Step 2: Convert to fraction form
    36,743.60/55,138.08 = 17,018.48/x
  3. Step 3: Cross multiply
    36,743.60x = 55,138.08 × 17,018.48
  4. Step 4: Simplify right side
    36,743.60x = 938,366,311.72
  5. Step 5: Solve for x
    x = 938,366,311.72/36,743.60
  6. Step 6: Final answer
    x = 25,538.22

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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.