Home / 35,977.85-49,649.64-20,063.30

Finding the Fourth Proportional to 35,977.85, 49,649.64 and 20,063.30

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Solution

The fourth proportional to 35,977.85, 49,649.64 and 20,063.30 is: 27,687.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,977.85 : 49,649.64 = 20,063.30 : x
  2. Step 2: Convert to fraction form
    35,977.85/49,649.64 = 20,063.30/x
  3. Step 3: Cross multiply
    35,977.85x = 49,649.64 × 20,063.30
  4. Step 4: Simplify right side
    35,977.85x = 996,135,622.21
  5. Step 5: Solve for x
    x = 996,135,622.21/35,977.85
  6. Step 6: Final answer
    x = 27,687.47

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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.