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Finding the Fourth Proportional to 25,844.56, 38,770.56 and 8,308.56

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Solution

The fourth proportional to 25,844.56, 38,770.56 and 8,308.56 is: 12,464.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,844.56 : 38,770.56 = 8,308.56 : x
  2. Step 2: Convert to fraction form
    25,844.56/38,770.56 = 8,308.56/x
  3. Step 3: Cross multiply
    25,844.56x = 38,770.56 × 8,308.56
  4. Step 4: Simplify right side
    25,844.56x = 322,127,523.99
  5. Step 5: Solve for x
    x = 322,127,523.99/25,844.56
  6. Step 6: Final answer
    x = 12,464.04

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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.