Home / 41,565.84-57,286.68-31,470.09

Finding the Fourth Proportional to 41,565.84, 57,286.68 and 31,470.09

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Solution

The fourth proportional to 41,565.84, 57,286.68 and 31,470.09 is: 43,372.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,565.84 : 57,286.68 = 31,470.09 : x
  2. Step 2: Convert to fraction form
    41,565.84/57,286.68 = 31,470.09/x
  3. Step 3: Cross multiply
    41,565.84x = 57,286.68 × 31,470.09
  4. Step 4: Simplify right side
    41,565.84x = 1,802,816,975.40
  5. Step 5: Solve for x
    x = 1,802,816,975.40/41,565.84
  6. Step 6: Final answer
    x = 43,372.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.