Home / 54,642.39-75,409.97-33,134.19

Finding the Fourth Proportional to 54,642.39, 75,409.97 and 33,134.19

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Solution

The fourth proportional to 54,642.39, 75,409.97 and 33,134.19 is: 45,727.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,642.39 : 75,409.97 = 33,134.19 : x
  2. Step 2: Convert to fraction form
    54,642.39/75,409.97 = 33,134.19/x
  3. Step 3: Cross multiply
    54,642.39x = 75,409.97 × 33,134.19
  4. Step 4: Simplify right side
    54,642.39x = 2,498,648,273.87
  5. Step 5: Solve for x
    x = 2,498,648,273.87/54,642.39
  6. Step 6: Final answer
    x = 45,727.29

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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.