Home / 54,640.64-75,407.56-33,132.44

Finding the Fourth Proportional to 54,640.64, 75,407.56 and 33,132.44

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Solution

The fourth proportional to 54,640.64, 75,407.56 and 33,132.44 is: 45,724.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,640.64 : 75,407.56 = 33,132.44 : x
  2. Step 2: Convert to fraction form
    54,640.64/75,407.56 = 33,132.44/x
  3. Step 3: Cross multiply
    54,640.64x = 75,407.56 × 33,132.44
  4. Step 4: Simplify right side
    54,640.64x = 2,498,436,080.21
  5. Step 5: Solve for x
    x = 2,498,436,080.21/54,640.64
  6. Step 6: Final answer
    x = 45,724.87

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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.