Home / 39,179.37-54,066.02-21,273.97

Finding the Fourth Proportional to 39,179.37, 54,066.02 and 21,273.97

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Solution

The fourth proportional to 39,179.37, 54,066.02 and 21,273.97 is: 29,357.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,179.37 : 54,066.02 = 21,273.97 : x
  2. Step 2: Convert to fraction form
    39,179.37/54,066.02 = 21,273.97/x
  3. Step 3: Cross multiply
    39,179.37x = 54,066.02 × 21,273.97
  4. Step 4: Simplify right side
    39,179.37x = 1,150,198,887.50
  5. Step 5: Solve for x
    x = 1,150,198,887.50/39,179.37
  6. Step 6: Final answer
    x = 29,357.26

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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.