Home / 35,610.30-49,141.37-19,694.40

Finding the Fourth Proportional to 35,610.30, 49,141.37 and 19,694.40

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Solution

The fourth proportional to 35,610.30, 49,141.37 and 19,694.40 is: 27,177.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,610.30 : 49,141.37 = 19,694.40 : x
  2. Step 2: Convert to fraction form
    35,610.30/49,141.37 = 19,694.40/x
  3. Step 3: Cross multiply
    35,610.30x = 49,141.37 × 19,694.40
  4. Step 4: Simplify right side
    35,610.30x = 967,809,698.86
  5. Step 5: Solve for x
    x = 967,809,698.86/35,610.30
  6. Step 6: Final answer
    x = 27,177.80

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1.5x scale

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.