Home / 25,486.37-38,229.56-7,957.70

Finding the Fourth Proportional to 25,486.37, 38,229.56 and 7,957.70

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Solution

The fourth proportional to 25,486.37, 38,229.56 and 7,957.70 is: 11,936.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,486.37 : 38,229.56 = 7,957.70 : x
  2. Step 2: Convert to fraction form
    25,486.37/38,229.56 = 7,957.70/x
  3. Step 3: Cross multiply
    25,486.37x = 38,229.56 × 7,957.70
  4. Step 4: Simplify right side
    25,486.37x = 304,219,234.25
  5. Step 5: Solve for x
    x = 304,219,234.25/25,486.37
  6. Step 6: Final answer
    x = 11,936.55

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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.