Home / 41,163.91-61,744.86-18,977.28

Finding the Fourth Proportional to 41,163.91, 61,744.86 and 18,977.28

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Solution

The fourth proportional to 41,163.91, 61,744.86 and 18,977.28 is: 28,465.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,163.91 : 61,744.86 = 18,977.28 : x
  2. Step 2: Convert to fraction form
    41,163.91/61,744.86 = 18,977.28/x
  3. Step 3: Cross multiply
    41,163.91x = 61,744.86 × 18,977.28
  4. Step 4: Simplify right side
    41,163.91x = 1,171,749,496.78
  5. Step 5: Solve for x
    x = 1,171,749,496.78/41,163.91
  6. Step 6: Final answer
    x = 28,465.46

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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.