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Finding the Fourth Proportional to 11,251.96, 16,878.08 and 10,567.00

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Solution

The fourth proportional to 11,251.96, 16,878.08 and 10,567.00 is: 15,850.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.96 : 16,878.08 = 10,567.00 : x
  2. Step 2: Convert to fraction form
    11,251.96/16,878.08 = 10,567.00/x
  3. Step 3: Cross multiply
    11,251.96x = 16,878.08 × 10,567.00
  4. Step 4: Simplify right side
    11,251.96x = 178,350,655.58
  5. Step 5: Solve for x
    x = 178,350,655.58/11,251.96
  6. Step 6: Final answer
    x = 15,850.63

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1.5x scale

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.