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Finding the Fourth Proportional to 11,094, 16,652.40 and 8,655.48

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Solution

The fourth proportional to 11,094, 16,652.40 and 8,655.48 is: 12,992.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,094 : 16,652.40 = 8,655.48 : x
  2. Step 2: Convert to fraction form
    11,094/16,652.40 = 8,655.48/x
  3. Step 3: Cross multiply
    11,094x = 16,652.40 × 8,655.48
  4. Step 4: Simplify right side
    11,094x = 144,134,515.15
  5. Step 5: Solve for x
    x = 144,134,515.15/11,094
  6. Step 6: Final answer
    x = 12,992.11

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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.