Home / 63,688.68-95,558.94-28,644.84

Finding the Fourth Proportional to 63,688.68, 95,558.94 and 28,644.84

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Solution

The fourth proportional to 63,688.68, 95,558.94 and 28,644.84 is: 42,978.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,688.68 : 95,558.94 = 28,644.84 : x
  2. Step 2: Convert to fraction form
    63,688.68/95,558.94 = 28,644.84/x
  3. Step 3: Cross multiply
    63,688.68x = 95,558.94 × 28,644.84
  4. Step 4: Simplify right side
    63,688.68x = 2,737,270,546.87
  5. Step 5: Solve for x
    x = 2,737,270,546.87/63,688.68
  6. Step 6: Final answer
    x = 42,978.92

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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.