Home / 63,578.40-95,286.96-28,516.64

Finding the Fourth Proportional to 63,578.40, 95,286.96 and 28,516.64

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Solution

The fourth proportional to 63,578.40, 95,286.96 and 28,516.64 is: 42,738.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,578.40 : 95,286.96 = 28,516.64 : x
  2. Step 2: Convert to fraction form
    63,578.40/95,286.96 = 28,516.64/x
  3. Step 3: Cross multiply
    63,578.40x = 95,286.96 × 28,516.64
  4. Step 4: Simplify right side
    63,578.40x = 2,717,263,935.01
  5. Step 5: Solve for x
    x = 2,717,263,935.01/63,578.40
  6. Step 6: Final answer
    x = 42,738.79

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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.