Home / 54,741.40-82,105.01-17,305.25

Finding the Fourth Proportional to 54,741.40, 82,105.01 and 17,305.25

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Solution

The fourth proportional to 54,741.40, 82,105.01 and 17,305.25 is: 25,955.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,741.40 : 82,105.01 = 17,305.25 : x
  2. Step 2: Convert to fraction form
    54,741.40/82,105.01 = 17,305.25/x
  3. Step 3: Cross multiply
    54,741.40x = 82,105.01 × 17,305.25
  4. Step 4: Simplify right side
    54,741.40x = 1,420,847,357.04
  5. Step 5: Solve for x
    x = 1,420,847,357.04/54,741.40
  6. Step 6: Final answer
    x = 25,955.63

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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.