Home / 57,286.11-79,037.12-33,395.87

Finding the Fourth Proportional to 57,286.11, 79,037.12 and 33,395.87

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Solution

The fourth proportional to 57,286.11, 79,037.12 and 33,395.87 is: 46,075.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,286.11 : 79,037.12 = 33,395.87 : x
  2. Step 2: Convert to fraction form
    57,286.11/79,037.12 = 33,395.87/x
  3. Step 3: Cross multiply
    57,286.11x = 79,037.12 × 33,395.87
  4. Step 4: Simplify right side
    57,286.11x = 2,639,513,540.54
  5. Step 5: Solve for x
    x = 2,639,513,540.54/57,286.11
  6. Step 6: Final answer
    x = 46,075.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.