Home / 21,363.04-32,046.90-8,884.54

Finding the Fourth Proportional to 21,363.04, 32,046.90 and 8,884.54

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Solution

The fourth proportional to 21,363.04, 32,046.90 and 8,884.54 is: 13,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,363.04 : 32,046.90 = 8,884.54 : x
  2. Step 2: Convert to fraction form
    21,363.04/32,046.90 = 8,884.54/x
  3. Step 3: Cross multiply
    21,363.04x = 32,046.90 × 8,884.54
  4. Step 4: Simplify right side
    21,363.04x = 284,721,964.93
  5. Step 5: Solve for x
    x = 284,721,964.93/21,363.04
  6. Step 6: Final answer
    x = 13,327.78

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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.