Home / 39,734.69-54,839.12-25,628.54

Finding the Fourth Proportional to 39,734.69, 54,839.12 and 25,628.54

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Solution

The fourth proportional to 39,734.69, 54,839.12 and 25,628.54 is: 35,370.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,734.69 : 54,839.12 = 25,628.54 : x
  2. Step 2: Convert to fraction form
    39,734.69/54,839.12 = 25,628.54/x
  3. Step 3: Cross multiply
    39,734.69x = 54,839.12 × 25,628.54
  4. Step 4: Simplify right side
    39,734.69x = 1,405,446,178.15
  5. Step 5: Solve for x
    x = 1,405,446,178.15/39,734.69
  6. Step 6: Final answer
    x = 35,370.76

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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.