Home / 54,961.94-82,448.89-17,513.21

Finding the Fourth Proportional to 54,961.94, 82,448.89 and 17,513.21

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Solution

The fourth proportional to 54,961.94, 82,448.89 and 17,513.21 is: 26,271.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,961.94 : 82,448.89 = 17,513.21 : x
  2. Step 2: Convert to fraction form
    54,961.94/82,448.89 = 17,513.21/x
  3. Step 3: Cross multiply
    54,961.94x = 82,448.89 × 17,513.21
  4. Step 4: Simplify right side
    54,961.94x = 1,443,944,637.27
  5. Step 5: Solve for x
    x = 1,443,944,637.27/54,961.94
  6. Step 6: Final answer
    x = 26,271.72

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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.