Home / 54,296.46-81,448.85-18,273.09

Finding the Fourth Proportional to 54,296.46, 81,448.85 and 18,273.09

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Solution

The fourth proportional to 54,296.46, 81,448.85 and 18,273.09 is: 27,411.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,296.46 : 81,448.85 = 18,273.09 : x
  2. Step 2: Convert to fraction form
    54,296.46/81,448.85 = 18,273.09/x
  3. Step 3: Cross multiply
    54,296.46x = 81,448.85 × 18,273.09
  4. Step 4: Simplify right side
    54,296.46x = 1,488,321,803.91
  5. Step 5: Solve for x
    x = 1,488,321,803.91/54,296.46
  6. Step 6: Final answer
    x = 27,411.03

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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.