Home / 54,329.20-81,396.60-33,528.40

Finding the Fourth Proportional to 54,329.20, 81,396.60 and 33,528.40

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Solution

The fourth proportional to 54,329.20, 81,396.60 and 33,528.40 is: 50,232.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,329.20 : 81,396.60 = 33,528.40 : x
  2. Step 2: Convert to fraction form
    54,329.20/81,396.60 = 33,528.40/x
  3. Step 3: Cross multiply
    54,329.20x = 81,396.60 × 33,528.40
  4. Step 4: Simplify right side
    54,329.20x = 2,729,097,763.44
  5. Step 5: Solve for x
    x = 2,729,097,763.44/54,329.20
  6. Step 6: Final answer
    x = 50,232.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.