Home / 39,694.75-54,783.09-25,367.77

Finding the Fourth Proportional to 39,694.75, 54,783.09 and 25,367.77

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Solution

The fourth proportional to 39,694.75, 54,783.09 and 25,367.77 is: 35,010.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,694.75 : 54,783.09 = 25,367.77 : x
  2. Step 2: Convert to fraction form
    39,694.75/54,783.09 = 25,367.77/x
  3. Step 3: Cross multiply
    39,694.75x = 54,783.09 × 25,367.77
  4. Step 4: Simplify right side
    39,694.75x = 1,389,724,827.01
  5. Step 5: Solve for x
    x = 1,389,724,827.01/39,694.75
  6. Step 6: Final answer
    x = 35,010.29

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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.