Home / 21,962.03-32,919.41-9,487.96

Finding the Fourth Proportional to 21,962.03, 32,919.41 and 9,487.96

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Solution

The fourth proportional to 21,962.03, 32,919.41 and 9,487.96 is: 14,221.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,962.03 : 32,919.41 = 9,487.96 : x
  2. Step 2: Convert to fraction form
    21,962.03/32,919.41 = 9,487.96/x
  3. Step 3: Cross multiply
    21,962.03x = 32,919.41 × 9,487.96
  4. Step 4: Simplify right side
    21,962.03x = 312,337,986.72
  5. Step 5: Solve for x
    x = 312,337,986.72/21,962.03
  6. Step 6: Final answer
    x = 14,221.73

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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.