Home / 54,860.66-82,282.58-17,415.84

Finding the Fourth Proportional to 54,860.66, 82,282.58 and 17,415.84

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Solution

The fourth proportional to 54,860.66, 82,282.58 and 17,415.84 is: 26,121.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,860.66 : 82,282.58 = 17,415.84 : x
  2. Step 2: Convert to fraction form
    54,860.66/82,282.58 = 17,415.84/x
  3. Step 3: Cross multiply
    54,860.66x = 82,282.58 × 17,415.84
  4. Step 4: Simplify right side
    54,860.66x = 1,433,020,160.99
  5. Step 5: Solve for x
    x = 1,433,020,160.99/54,860.66
  6. Step 6: Final answer
    x = 26,121.09

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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.