Home / 41,986.26-62,979.39-39,420.18

Finding the Fourth Proportional to 41,986.26, 62,979.39 and 39,420.18

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Solution

The fourth proportional to 41,986.26, 62,979.39 and 39,420.18 is: 59,130.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,986.26 : 62,979.39 = 39,420.18 : x
  2. Step 2: Convert to fraction form
    41,986.26/62,979.39 = 39,420.18/x
  3. Step 3: Cross multiply
    41,986.26x = 62,979.39 × 39,420.18
  4. Step 4: Simplify right side
    41,986.26x = 2,482,658,890.09
  5. Step 5: Solve for x
    x = 2,482,658,890.09/41,986.26
  6. Step 6: Final answer
    x = 59,130.27

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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.