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Finding the Fourth Proportional to 63,676.56, 95,482 and 28,586.12

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Solution

The fourth proportional to 63,676.56, 95,482 and 28,586.12 is: 42,864.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,676.56 : 95,482 = 28,586.12 : x
  2. Step 2: Convert to fraction form
    63,676.56/95,482 = 28,586.12/x
  3. Step 3: Cross multiply
    63,676.56x = 95,482 × 28,586.12
  4. Step 4: Simplify right side
    63,676.56x = 2,729,459,909.84
  5. Step 5: Solve for x
    x = 2,729,459,909.84/63,676.56
  6. Step 6: Final answer
    x = 42,864.44

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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.