Home / 25,764.14-38,644.36-7,994.34

Finding the Fourth Proportional to 25,764.14, 38,644.36 and 7,994.34

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Solution

The fourth proportional to 25,764.14, 38,644.36 and 7,994.34 is: 11,990.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,764.14 : 38,644.36 = 7,994.34 : x
  2. Step 2: Convert to fraction form
    25,764.14/38,644.36 = 7,994.34/x
  3. Step 3: Cross multiply
    25,764.14x = 38,644.36 × 7,994.34
  4. Step 4: Simplify right side
    25,764.14x = 308,936,112.95
  5. Step 5: Solve for x
    x = 308,936,112.95/25,764.14
  6. Step 6: Final answer
    x = 11,990.94

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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.