Home / 25,493.38-38,196.83-15,611.98

Finding the Fourth Proportional to 25,493.38, 38,196.83 and 15,611.98

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Solution

The fourth proportional to 25,493.38, 38,196.83 and 15,611.98 is: 23,391.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,493.38 : 38,196.83 = 15,611.98 : x
  2. Step 2: Convert to fraction form
    25,493.38/38,196.83 = 15,611.98/x
  3. Step 3: Cross multiply
    25,493.38x = 38,196.83 × 15,611.98
  4. Step 4: Simplify right side
    25,493.38x = 596,328,067.96
  5. Step 5: Solve for x
    x = 596,328,067.96/25,493.38
  6. Step 6: Final answer
    x = 23,391.49

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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.