Home / 29,127.80-43,691.70-19,796.60

Finding the Fourth Proportional to 29,127.80, 43,691.70 and 19,796.60

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Solution

The fourth proportional to 29,127.80, 43,691.70 and 19,796.60 is: 29,694.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,127.80 : 43,691.70 = 19,796.60 : x
  2. Step 2: Convert to fraction form
    29,127.80/43,691.70 = 19,796.60/x
  3. Step 3: Cross multiply
    29,127.80x = 43,691.70 × 19,796.60
  4. Step 4: Simplify right side
    29,127.80x = 864,947,108.22
  5. Step 5: Solve for x
    x = 864,947,108.22/29,127.80
  6. Step 6: Final answer
    x = 29,694.90

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1.5x scale

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.