Home / 25,912.05-38,858.31-8,377.17

Finding the Fourth Proportional to 25,912.05, 38,858.31 and 8,377.17

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Solution

The fourth proportional to 25,912.05, 38,858.31 and 8,377.17 is: 12,562.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,912.05 : 38,858.31 = 8,377.17 : x
  2. Step 2: Convert to fraction form
    25,912.05/38,858.31 = 8,377.17/x
  3. Step 3: Cross multiply
    25,912.05x = 38,858.31 × 8,377.17
  4. Step 4: Simplify right side
    25,912.05x = 325,522,668.78
  5. Step 5: Solve for x
    x = 325,522,668.78/25,912.05
  6. Step 6: Final answer
    x = 12,562.60

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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.