Home / 39,759.04-54,845.45-25,196.55

Finding the Fourth Proportional to 39,759.04, 54,845.45 and 25,196.55

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Solution

The fourth proportional to 39,759.04, 54,845.45 and 25,196.55 is: 34,757.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,759.04 : 54,845.45 = 25,196.55 : x
  2. Step 2: Convert to fraction form
    39,759.04/54,845.45 = 25,196.55/x
  3. Step 3: Cross multiply
    39,759.04x = 54,845.45 × 25,196.55
  4. Step 4: Simplify right side
    39,759.04x = 1,381,915,997.21
  5. Step 5: Solve for x
    x = 1,381,915,997.21/39,759.04
  6. Step 6: Final answer
    x = 34,757.28

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1.5x scale

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.