Home / 39,736-59,602.66-18,664.26

Finding the Fourth Proportional to 39,736, 59,602.66 and 18,664.26

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Solution

The fourth proportional to 39,736, 59,602.66 and 18,664.26 is: 27,995.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,736 : 59,602.66 = 18,664.26 : x
  2. Step 2: Convert to fraction form
    39,736/59,602.66 = 18,664.26/x
  3. Step 3: Cross multiply
    39,736x = 59,602.66 × 18,664.26
  4. Step 4: Simplify right side
    39,736x = 1,112,439,542.93
  5. Step 5: Solve for x
    x = 1,112,439,542.93/39,736
  6. Step 6: Final answer
    x = 27,995.76

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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.