Home / 54,645.68-75,412.14-33,135.32

Finding the Fourth Proportional to 54,645.68, 75,412.14 and 33,135.32

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Solution

The fourth proportional to 54,645.68, 75,412.14 and 33,135.32 is: 45,727.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,645.68 : 75,412.14 = 33,135.32 : x
  2. Step 2: Convert to fraction form
    54,645.68/75,412.14 = 33,135.32/x
  3. Step 3: Cross multiply
    54,645.68x = 75,412.14 × 33,135.32
  4. Step 4: Simplify right side
    54,645.68x = 2,498,805,390.78
  5. Step 5: Solve for x
    x = 2,498,805,390.78/54,645.68
  6. Step 6: Final answer
    x = 45,727.41

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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.