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Finding the Fourth Proportional to 25,158.44, 37,735.34 and 8,516.57

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Solution

The fourth proportional to 25,158.44, 37,735.34 and 8,516.57 is: 12,774.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,158.44 : 37,735.34 = 8,516.57 : x
  2. Step 2: Convert to fraction form
    25,158.44/37,735.34 = 8,516.57/x
  3. Step 3: Cross multiply
    25,158.44x = 37,735.34 × 8,516.57
  4. Step 4: Simplify right side
    25,158.44x = 321,375,433.32
  5. Step 5: Solve for x
    x = 321,375,433.32/25,158.44
  6. Step 6: Final answer
    x = 12,774.06

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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.