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Finding the Fourth Proportional to 63,471.37, 95,211.65 and 21,351.27

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Solution

The fourth proportional to 63,471.37, 95,211.65 and 21,351.27 is: 32,028.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,471.37 : 95,211.65 = 21,351.27 : x
  2. Step 2: Convert to fraction form
    63,471.37/95,211.65 = 21,351.27/x
  3. Step 3: Cross multiply
    63,471.37x = 95,211.65 × 21,351.27
  4. Step 4: Simplify right side
    63,471.37x = 2,032,889,788.93
  5. Step 5: Solve for x
    x = 2,032,889,788.93/63,471.37
  6. Step 6: Final answer
    x = 32,028.45

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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.