Home / 25,878.45-38,759.36-15,468.33

Finding the Fourth Proportional to 25,878.45, 38,759.36 and 15,468.33

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Solution

The fourth proportional to 25,878.45, 38,759.36 and 15,468.33 is: 23,167.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,878.45 : 38,759.36 = 15,468.33 : x
  2. Step 2: Convert to fraction form
    25,878.45/38,759.36 = 15,468.33/x
  3. Step 3: Cross multiply
    25,878.45x = 38,759.36 × 15,468.33
  4. Step 4: Simplify right side
    25,878.45x = 599,542,493.73
  5. Step 5: Solve for x
    x = 599,542,493.73/25,878.45
  6. Step 6: Final answer
    x = 23,167.64

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1.5x scale

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.