Home / 39,647.82-54,698.97-25,308.18

Finding the Fourth Proportional to 39,647.82, 54,698.97 and 25,308.18

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Solution

The fourth proportional to 39,647.82, 54,698.97 and 25,308.18 is: 34,915.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,647.82 : 54,698.97 = 25,308.18 : x
  2. Step 2: Convert to fraction form
    39,647.82/54,698.97 = 25,308.18/x
  3. Step 3: Cross multiply
    39,647.82x = 54,698.97 × 25,308.18
  4. Step 4: Simplify right side
    39,647.82x = 1,384,331,678.60
  5. Step 5: Solve for x
    x = 1,384,331,678.60/39,647.82
  6. Step 6: Final answer
    x = 34,915.71

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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.