Home / 36,701.73-55,073.37-15,639.57

Finding the Fourth Proportional to 36,701.73, 55,073.37 and 15,639.57

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Solution

The fourth proportional to 36,701.73, 55,073.37 and 15,639.57 is: 23,468.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,701.73 : 55,073.37 = 15,639.57 : x
  2. Step 2: Convert to fraction form
    36,701.73/55,073.37 = 15,639.57/x
  3. Step 3: Cross multiply
    36,701.73x = 55,073.37 × 15,639.57
  4. Step 4: Simplify right side
    36,701.73x = 861,323,825.25
  5. Step 5: Solve for x
    x = 861,323,825.25/36,701.73
  6. Step 6: Final answer
    x = 23,468.21

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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.