Home / 54,125.32-81,198.06-19,087.24

Finding the Fourth Proportional to 54,125.32, 81,198.06 and 19,087.24

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Solution

The fourth proportional to 54,125.32, 81,198.06 and 19,087.24 is: 28,634.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,125.32 : 81,198.06 = 19,087.24 : x
  2. Step 2: Convert to fraction form
    54,125.32/81,198.06 = 19,087.24/x
  3. Step 3: Cross multiply
    54,125.32x = 81,198.06 × 19,087.24
  4. Step 4: Simplify right side
    54,125.32x = 1,549,846,858.75
  5. Step 5: Solve for x
    x = 1,549,846,858.75/54,125.32
  6. Step 6: Final answer
    x = 28,634.41

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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.