Home / 54,533.14-81,843.46-28,245.40

Finding the Fourth Proportional to 54,533.14, 81,843.46 and 28,245.40

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Solution

The fourth proportional to 54,533.14, 81,843.46 and 28,245.40 is: 42,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,533.14 : 81,843.46 = 28,245.40 : x
  2. Step 2: Convert to fraction form
    54,533.14/81,843.46 = 28,245.40/x
  3. Step 3: Cross multiply
    54,533.14x = 81,843.46 × 28,245.40
  4. Step 4: Simplify right side
    54,533.14x = 2,311,701,296.77
  5. Step 5: Solve for x
    x = 2,311,701,296.77/54,533.14
  6. Step 6: Final answer
    x = 42,390.76

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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.