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Finding the Fourth Proportional to 63,651.96, 95,478.21 and 21,532.37

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Solution

The fourth proportional to 63,651.96, 95,478.21 and 21,532.37 is: 32,298.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,651.96 : 95,478.21 = 21,532.37 : x
  2. Step 2: Convert to fraction form
    63,651.96/95,478.21 = 21,532.37/x
  3. Step 3: Cross multiply
    63,651.96x = 95,478.21 × 21,532.37
  4. Step 4: Simplify right side
    63,651.96x = 2,055,871,667.27
  5. Step 5: Solve for x
    x = 2,055,871,667.27/63,651.96
  6. Step 6: Final answer
    x = 32,298.64

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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.