Home / 25,910.82-38,866.35-7,192.35

Finding the Fourth Proportional to 25,910.82, 38,866.35 and 7,192.35

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Solution

The fourth proportional to 25,910.82, 38,866.35 and 7,192.35 is: 10,788.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,910.82 : 38,866.35 = 7,192.35 : x
  2. Step 2: Convert to fraction form
    25,910.82/38,866.35 = 7,192.35/x
  3. Step 3: Cross multiply
    25,910.82x = 38,866.35 × 7,192.35
  4. Step 4: Simplify right side
    25,910.82x = 279,540,392.42
  5. Step 5: Solve for x
    x = 279,540,392.42/25,910.82
  6. Step 6: Final answer
    x = 10,788.56

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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.