Home / 39,884.25-59,863.49-20,176.65

Finding the Fourth Proportional to 39,884.25, 59,863.49 and 20,176.65

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Solution

The fourth proportional to 39,884.25, 59,863.49 and 20,176.65 is: 30,283.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,884.25 : 59,863.49 = 20,176.65 : x
  2. Step 2: Convert to fraction form
    39,884.25/59,863.49 = 20,176.65/x
  3. Step 3: Cross multiply
    39,884.25x = 59,863.49 × 20,176.65
  4. Step 4: Simplify right side
    39,884.25x = 1,207,844,584.63
  5. Step 5: Solve for x
    x = 1,207,844,584.63/39,884.25
  6. Step 6: Final answer
    x = 30,283.75

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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.