Home / 54,689.36-82,035.80-17,249.79

Finding the Fourth Proportional to 54,689.36, 82,035.80 and 17,249.79

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Solution

The fourth proportional to 54,689.36, 82,035.80 and 17,249.79 is: 25,875.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,689.36 : 82,035.80 = 17,249.79 : x
  2. Step 2: Convert to fraction form
    54,689.36/82,035.80 = 17,249.79/x
  3. Step 3: Cross multiply
    54,689.36x = 82,035.80 × 17,249.79
  4. Step 4: Simplify right side
    54,689.36x = 1,415,100,322.48
  5. Step 5: Solve for x
    x = 1,415,100,322.48/54,689.36
  6. Step 6: Final answer
    x = 25,875.24

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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.