Home / 35,955.96-49,619.30-20,040.09

Finding the Fourth Proportional to 35,955.96, 49,619.30 and 20,040.09

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Solution

The fourth proportional to 35,955.96, 49,619.30 and 20,040.09 is: 27,655.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,955.96 : 49,619.30 = 20,040.09 : x
  2. Step 2: Convert to fraction form
    35,955.96/49,619.30 = 20,040.09/x
  3. Step 3: Cross multiply
    35,955.96x = 49,619.30 × 20,040.09
  4. Step 4: Simplify right side
    35,955.96x = 994,375,137.54
  5. Step 5: Solve for x
    x = 994,375,137.54/35,955.96
  6. Step 6: Final answer
    x = 27,655.36

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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.