Home / 25,471.26-38,199.60-7,936.38

Finding the Fourth Proportional to 25,471.26, 38,199.60 and 7,936.38

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Solution

The fourth proportional to 25,471.26, 38,199.60 and 7,936.38 is: 11,902.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,471.26 : 38,199.60 = 7,936.38 : x
  2. Step 2: Convert to fraction form
    25,471.26/38,199.60 = 7,936.38/x
  3. Step 3: Cross multiply
    25,471.26x = 38,199.60 × 7,936.38
  4. Step 4: Simplify right side
    25,471.26x = 303,166,541.45
  5. Step 5: Solve for x
    x = 303,166,541.45/25,471.26
  6. Step 6: Final answer
    x = 11,902.30

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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.