Home / 41,979.86-62,969.71-28,792.25

Finding the Fourth Proportional to 41,979.86, 62,969.71 and 28,792.25

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Solution

The fourth proportional to 41,979.86, 62,969.71 and 28,792.25 is: 43,188.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,979.86 : 62,969.71 = 28,792.25 : x
  2. Step 2: Convert to fraction form
    41,979.86/62,969.71 = 28,792.25/x
  3. Step 3: Cross multiply
    41,979.86x = 62,969.71 × 28,792.25
  4. Step 4: Simplify right side
    41,979.86x = 1,813,039,632.75
  5. Step 5: Solve for x
    x = 1,813,039,632.75/41,979.86
  6. Step 6: Final answer
    x = 43,188.32

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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.