Home / 54,276.20-81,427.26-22,668.65

Finding the Fourth Proportional to 54,276.20, 81,427.26 and 22,668.65

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Solution

The fourth proportional to 54,276.20, 81,427.26 and 22,668.65 is: 34,008.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,276.20 : 81,427.26 = 22,668.65 : x
  2. Step 2: Convert to fraction form
    54,276.20/81,427.26 = 22,668.65/x
  3. Step 3: Cross multiply
    54,276.20x = 81,427.26 × 22,668.65
  4. Step 4: Simplify right side
    54,276.20x = 1,845,846,057.40
  5. Step 5: Solve for x
    x = 1,845,846,057.40/54,276.20
  6. Step 6: Final answer
    x = 34,008.39

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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.